### activity | examination:

Study
* Many studies also indicate breast-feeding benefits the health of mothers
  - suggest that myopia is associated with intelligence
  - assess the impact of introduced species on native populations
  - compare death rates in worker populations with rates in other populations
  - confirm that the risk to human health from geese is minimal
* Many studies confirm the efficacy of glucosamine
  - positive impact of fathers who spend time with their children
  - consistently show an inverse relationship with exercise and colon cancer
  - demonstrate no association between fertility agents and ovarian cancer
* Many studies demonstrate that body size in particular is related to success in holding a territory
  - women are less successful in quitting smoking than men
  - do suggest a catecholamine-enhancing effect of sleep deprivation
  - document the link between increased numbers of children and decreased earnings
  - exist of humans living in harmony with nature who live extended lives of good health
  - find that some people retain much of their sense of taste and smell well into maturity
* Many studies indicate that soil erosion results in large decreases in soil productivity
  - the right cerebral cortex is also related to the affective domain
  - women are at a higher risk for RSI than men
  - investigate the influence that video mediation has on the process of communication
* Many studies link creativity with psychopathology and psychopathology with sleep disturbances
  - mirror neurons to understanding goals and intentions
  - nutrition with improved learning
  - obesity and a high fat diet with tumors
  - make it clear that fluoride causes genetic damage
  - now show that excessive accumulation of iron is harmful to the arteries and heart
  - point out that a diet high in fruits and vegetables can prevent disease
  - reflect that asthma in the elderly is underdiagnosed
* Many studies report a decreased sense of touch with aging
  - an association between thyroid cancer and radiation exposure
* Many studies show a high rate of alcohol abuse among men who batter their female partners
  - dramatic improvements of low back pain in individuals who are physically fit
* Many studies show that aggression and poor self-control are escalating with today's children
  - an uninterrupted cycle of violence only worsens over time
  - casinos have negative social impact and generate increased crime
* Many studies show that eating fiber-rich foods can help control diverticular symptoms
  - our fruits and vegetables is better than taking a vitamin pill
  - emotional problems go hand in hand with physical illness
  - exposure to bright light reduces sleepiness
  - good quality childcare can improve children's chances
  - green tea can dramatically block the development of various cancers
  - massage protects against perineal trauma in first-time mothers
  - minorities live with disproportionate sickness and diseases
  - new dishwashers use less hot water and energy than washing by hand
  - one-third of our nation's children are obese
  - placebos are effective against pain
  - plaque build-up component of Dilantin gingival hyperplasia
  - rapid weight reduction almost always is followed by regaining of weight
  - sex education promotes responsible attitudes and behaviour
  - smoking has a preventative and even a curative effect in some diseases
  - social support decreases the stress response hormones in our bodies
  - the male hormone, testosterone, can cause aggressive behavior
* Many studies show that there are some genes that are only active when they come from the mother
  - strong link between heredity and schizophrenia
  - to be successful, the individual needs to be ready to lose weight
  - up to one-third of our children are obese
  - vitamin C lowers intraocular pressure
  - weight regain is delayed when an exercise regimen is added to a diet program
  - that, to a child, divorce is equivalent to the pain of the death of the parent
  - the lignans to be powerful anticancer agents
  - vitamin E protects against different cancers
  - suggest estrogens and progresterones can increase blood clotting
* Many studies suggest that UV rays cause cataracts
  - a high-fat diet and being overweight increase the risk of breast cancer
  - fish oil decreases the risk for cardiovascular events
  - prolonged isolation and confinement results in a loss of motivation
* Many studies support the hypothesis that predation limits prey density
  - link between gambling and crime
  - role of a number of chemical substances in sleep regulation
* Most studies find that associational membership is also linked to trust in other people
  - focus on the effect of alcohol on cellular communication
  - indicate smokers have an elevated risk colorectal cancer
* Most studies indicate that birds form only a small part of cats' diets
  - estrogen increases plasma triglyceride levels
  - females have a higher social status in bonobo society
  - light eating in-flight is healthier and helps decrease fatigue
  - people shop where they live rather than where they work
  - quitting smoking at any age produces beneficial effects
  - television violence is directly related to criminal behaviour
* Most studies show correlations between a particular food and a protective effect against disease
  - girls doing better than boys in science and math in elementary school
* Most studies show that domestic violence occurs at the same rate as in heterosexual relationships
  - engaged couples tend to underestimate their own chance of divorcing
  - hormone therapy works better if it is started early
  - immigrants contribute much more in taxes than they receive in benefits
  - individuals with disabilities are more dependable than their other employees
  - single homeless adults are more likely to be male than female
  - the majority of birth mothers welcome contact with their offspring
  - the presence of virus in oral fluids to be sporadic
  - women have more brain functioning
* Most studies suggest antimicrobial use precedes the emergence of antimicrobial resistance
  - no link between hormone replacement therapy and breast cancer
* Most studies suggest that pills neither reduce nor increase the risk for breast cancer
  - the sexes use alcohol differently
  - vegetables have a greater health benefit than fruit
  - support dairy foods for improved bone health
* Some studies also indicate an association with lung cancer
  - that lesbians have higher smoking rates than heterosexual women
  - link toxic effects on the kidneys with hypertension and blood pressure problems
  - look at how activity in the brain is affected by fluency treatment
  - point to the baby having less problems with crying and sleeping
  - show a possible link with lung, liver, and kidney cancers
* Some studies also show that being inactive increases the risk of heart attack
  - it can help prevent heart disease by discharging body fat
  - male foals are carried a slightly different length of time than females
  - suggest a link with breast cancer and bowel cancer
* Some studies also suggest that a garlic oil spray has fungicidal properties
  - depression and stress appear to be risk factors for dementia
* Some studies also suggest that environmental, or second- hand, tobacco smoke cause lung cancer
  - or second-hand, tobacco smoke cause lung cancer
  - with ultrasonic liposuction there is less pain and discomfort
  - associate zinc deficiency with eating disorders such as anorexia or bulimia
  - claim garlic can attack cancer cells
  - correlate obesity with lipid abnormalities
  - do indicate that caffeine intake pregnancy can harm the fetus
* Some studies even indicate that optimism and a sense of humor are inversely related to longevity
  - weather is far more responsible for deaths than pollution
* Some studies even show that exercise can significantly reduce the risk of suicide
  - it improves immune function and chronic fatigue
* Some studies even suggest arsenic in low levels is an essential nutrient
  - people who smoke are more likely to go bald
  - find that the Internet leads to depression
  - give the edge to highly monounsaturated fats, such as olive oil
  - have shown that flaxseed can reduce some kinds of tumors in lab animals
* Some studies hint at links between folic acid and lower risks of heart disease or cancer
  - that being left-handed puts people at higher risk of early death
* Some studies indicate a link between certain indoor pesticides and brain cancer in children
  - possible link between green tea and cancer prevention
  - adverse effects when pregnant women consumed high levels of caffeine
  - an increased incidence of cervical cancer
  - exposing prepuberal heifers to bulls or bull urine decreases age at puberty
  - partridge eat much more green matter than pheasants
  - self-help groups can reduce mortality rates
* Some studies indicate that Brewer's Yeast works as a natural flea repellent
  - babies respond to soothing music even before they're born
  - boys are more susceptible to stress reactions than girls
  - cows give more milk if they listen to certain kinds of music
  - exercise regulates hormone levels
  - insomnia can be predictive of future mental illness
* Some studies indicate that it helps in maintaining strong bones in the elderly
  - is associated with an increased risk of heart attack and stroke
  - massage can even reduce blood pressure
  - paranoia has become more prevalent in the twentieth century
  - particles are larger at the top of the boundary layer
  - poorly nourished women develop pre-eclampsia more often
  - shellfish are as protective as other fish for the heart
  - the atomic mass actually increases after each reorganization
  - there relationship between drinking too much and stroke
  - the rate for cirrhosis in women is twice that for men
  - there's a higher risk among men who've had vasectomies
  - women tend to invest less aggressively than men
* Some studies link arsenic in drinking water to bladder, lung, and kidney cancer
  - daily alcohol intake as a risk for breast cancer
* Some studies link it to an increased risk of uterine cancer
  - smoking and refine sugar and oral contraceptives
  - long-term exposure to liver, bladder, kidney and lung cancers
  - saturated fats with an increase in serum cholesterol
  - smoking with miscarriage and stillbirths
  - now challenge the idea that ovulation only occurs once per cycle
  - point to changes in the workplace as a key to successful organizational learning
  - published in medical journals show health effects at low levels of exposure
* Some studies report an increase in free radicals during and shortly after exercise
  - differences in diet for younger hogs
* Some studies report that enlarged prostate sign of pathology
  - patients want physicians to attend to their spiritual concerns
* Some studies reveal a connection between herbicides and certain types of cancer in children
  - homosexual men and heterosexual women are more likely to have eating disorders
* Some studies say nicotine is physically harder to quit than heroin
  - tanning beds are just as harmful as going out and laying in the sun
  - that the flu shot causes a temporary increase in viral load
  - there is nothing to show that global warming is happening
  - wild elephants live as long, or longer, than elephants in zoos
  - seem to indicate that home births can be safer for low-risk pregnancies
* Some studies show a correlation between high fiber intake and cancers of the upper digestive tract
  - decrease in body fat in athletes who use creatine
  - decreased incidence of tooth decay even in non-fluoridated parts of the world
  - five-fold increase in an aborted woman's risk of tubal pregnancy
  - greater incidence in males than in females
  - link between obesity and a high-fat diet and renal cell carcinoma
* Some studies show an association with cancer of the ovaries
  - increase in intelligence for each additional month the child was breastfed
  - correlations between daily particulate levels in ambient air and mortality
  - decreased condom usage as sexuallt active teen boys become young men
  - estrogenlike effects on certain tissues
  - even when people lose weight they die earlier
  - garlic lowering blood pressure by small amounts
  - no increased risk for breast cancer
  - porifera to be monophyletic and other studies show porifera to be paraphyletic
  - reduced sperm production in men and inhibited ovulation in women
* Some studies show that Terriers tend to be destructive
  - aerobic exercise can reduce inflammation in some joints
  - after each rainfall, algae bloom and some dinoflagellates proliferate
  - as many children die from neglect as from physical abuse
  - breastfed children have a lower incidence of atopic dermatitis
  - brighter lighting correlates to fewer incidents as well as fewer accidents
* Some studies show that caffeine can cause some delays in getting pregnant
  - make it harder to get pregnant
  - causes physical dependence
* Some studies show that children function better in school when they have eaten breakfast
  - given nightly massages experience less severe asthma symptoms
  - cloth diapering has four times the burden on water supplies than disposables
  - drinking cranberry juice helps prevent urinary tract infections
  - eating fish regularly can help prevent macular degeneration
  - even one drink a day can increase breast cancer risk
  - exercising too close to bedtime can cut down on deep sleep
  - extreme low fat diets are no more effective than moderate fat intake levels
  - faking of psychological symptoms is quite rare
  - germination is enhanced by alternating temperatures
  - ginseng has adaptogenic action
  - girls irradiated during puberty are also at increased risk
  - high mobility affects student achievement
* Some studies show that it does help improve memory in people with dementia
  - has a positive effect on hair growth when taken internally
  - males fight to win the mating rights
  - meaningful touch can increase our life span by up to two years
  - melatonin can stimulate parts of the immune system - in animals
  - more traditional females actually commit more crimes
  - older persons who have pets to care for live longer
  - only of kittens born survive long enough for weaning
  - people who eat more red meat have a greater tendency to develop cancer
  - residents of rural areas have an increased risk of developing sarcoidosis
  - retention has a negative effect on self-concept and attitudes towards school
  - smokers who switch have established patterns of inhaling
* Some studies show that the incidence of asthma actually increases as the air gets cleaner
  - rate of death from heart attack is greater for women than for men
  - roots cause liver cancer in lab rats
  - thumbsucking behavior is viewed negatively by classmates
  - vitamins A and E help
* Some studies show that women are more susceptible to the carcinogenic effects of tobacco
  - eat more when they exercise more
  - tend to take fewer chances with investments than men
  - the value of maintaining a steady and natural rhythm in sleep patterns
* Some studies show they actually encourage weight gain
  - also eat tree gums like marmosets
* Some studies show women are better bosses than men
  - who drink alcohol have a slightly higher risk of breast cancer
  - show, too, that frequent fertilization promotes fungal diseases
* Some studies suggest a beneficial role for lutein derived from foods
  - apoptosis
  - average male sperm counts have sharply declined over the decades
  - clonidine reduces smoking withdrawal symptoms
  - deer undergo stress periods and lose weight during hot dry periods
  - drinking green tea can reduce the risk of cancer
  - expopsure to it causes spontaneous abortions in women
  - it improves vision and can relieve the symptoms of rheumatism and pneumonia
  - rockwool and slagwool can cause cancer in people
* Some studies suggest that a high-fiber diet contributes to the prevention of diverticulosis
  - aerobic exercise during pregnancy actually decreases labor time
  - benzodiazepines have an inherent potential to cause aggression
  - breastfeeding decreases breast cancer risk
  - caffeine does cause bone loss
  - children are now drinking less water and consuming more sodas and juices
  - cocaine-exposed babies are at increased risk of birth defects
  - diabetes and high blood pressure increase the risk of uterine cancer
  - dioxin increases the risk of certain types of cancer in humans
  - drinking alcohol also increases the risk of breast cancer
  - girls get head lice more often than boys
  - impostor syndrome is particularly common among high-achieving women
  - individuals who have never smoked respond better to chemotherapy
  - it occurs more frequently in women
  - lesbian couples have sex less often than heterosexual or gay men
  - listening to soft, relaxing music lowers blood pressure
  - moderate drinking is associated with a doubled miscarriage rate
  - music has benefits for infant learning
* Some studies suggest that smoking can impair healing of wounds from trauma, surgery, and disease
  - during pregnancy causes birth defects such as cleft lip or palate
  - sometimes, male birds sing simply because they're happy or enjoy singing
  - surface roughening decreases local sarcoma incidence
* Some studies suggest that the ability to learn language peaks between two to four years of age
  - majority of asthmatics have acid reflux disease
* Some studies suggest that there are dangerous side effects to taking creatine
  - substance in the cranberry that reduces bacterial growth
  - victims of abuse often become abusers
  - women who drink before pregnancy tend to have smaller babies
* Some studies suggest the benefits of breastfeeding also extend into adulthood
  - immune system is interfering with the survival of the transplanted cells
  - over-engineered reptiles can hold hundreds of times their own body weight
  - risk of dying from breast cancer is lower in women who take estrogens
  - risks to the infant are small with low daily doses of prednisone
  - tea prevents the cell division of certain tumors
  - there link between early exposure to the sun and skin cancer as an adult
  - women with genital herpes have an increased risk of developing cervical cancer
  - test ways to slow down or stop cancer before it starts
  - use luciferase constructs to study upstream regulatory elements
* Studies also indicate that young women lose self esteem beginning with early middle school
  - link heart disease to high fat and cholesterol, which meat contains
  - show secondhand smoke can cause heart disease and lung cancer in nonsmokers
* Studies also show that apples are rich in antioxidants, which help protect against many diseases
  - bats make all kinds of sounds to communicate with each other
  - garlic decreases the tendency for blood cells to form undesirable clots
  - magnesium supplements, even when used without calcium, increase bone density
  - stress deteriorates the immune system
  - the tonsils produce antibodies or cells that fight disease
  - are concentration
* Studies are located in big houses
  - large houses
  - mansions
  - schools
* Studies are motivated by the goal of concentrates
  - of good grades
  - of interesteds
  - musical compositions
* Studies are part of education
  - quiet
  - rooms
  - statistics that can be skewed to the researcher's beliefs
  - used for reading
  - cause knowledge
  - concern the interactions of electrons and ions with atoms and molecules
  - conducted on reproduction of mammals in microgravity include experiments with rats
  - confirm that mercury leaches from fillings and lodges in brain and other organs
  - demonstrate that alcohol affects brain cells and interferes with the metabolism
* Studies done by wolf researchers indicate that elk is the wolves' primary meat diet
  - with animals show that bright light can damage the cells in the eye
  - end with graduates
  - enlightenment
  - find trans fatty acids in margarine can increase people's cholesterol levels
  - give evidence, that heme containing proteins are a source of microbicidal peptides
  - have now shown bright light to the skin can shift circadian rhythms
* Studies have shown cigarette smoking is an important risk factor for stroke
  - minerals in solution are more absorbable to the body
  - that except in widespread famines, women are able to make milk for their babies
* Studies have shown that exercise, particularly aerobic, can actually improve lung power
  - aerobic, can actually improve the power of the lungs
  - flaxseed can reduce tumors in lab animals
  - obesity alone, with no other risk factors, can cause strain on the heart
  - the drug, Ecstasy, can also cause memory loss, anxiety and depression
* Studies indicate both hemispheres of the brain are involved in processing music
  - chocolate does contain mood-altering chemicals called cannabinoids
* Studies indicate that alcohol consumption increases the toxicity of benzene
  - cell phones emit minute amounts of radiation
  - cyanazine causes cancer in laboratory animals
  - effluents have harmful effects on a wide variety of aquatic organisms
  - folic-acid deficiency can play a role in causing placental abruption
  - gay men have much higher rates of smoking than heterosexual men
  - iron deficiency is prevalent on every continent
  - lack of ovulation can occur in women who are obese or who are extremely thin
  - lactobacilli are the bacteria most affected by stress
  - trans fatty acids can raise cholesterol levels in some people
  - women who exercise during pregnancy tend to give birth to healthier babies
  - that, on an average, Indian women spend more hours working than men
  - investigating the role of dopamine in motivated behaviors are prevalent in mammals
  - link periodontal disease to atherosclerosis, diabetes, pneumonia, and other illnesses
  - measuring antibiotic activity belong in Pharmacology
  - now show that the allergen in cats is related to their scent glands
  - point to diet as a major factor in the incidence of prostate cancer
  - prove that habituated bears have a shorter life span than wild bears
* Studies psychology as a system of scientific inquiry into the nature and behavior of humans
  - scientific inquiry into the nature and processes of behavior
* Studies report that garcinia inhibits the body's ability to turn excess carbohydrates into fats
  - people in general spend fewer and fewer hours volunteering in organizations
  - reporting high tumour rates also report high levels of asbestosis
* Studies show bears can see colors, recognize human forms, and notice even the slightest movement
  - beets' concentration of phytonutrients, such as betalains, is diminished by heat
  - certain foods, such as caffeine and alcohol, can aggravate stress
  - child abuse is passed down through the generations
  - children with a healthy self-esteem are less likely to use drugs
  - chlordane is bioaccumulative, making it highly toxic to aquatic organisms and birds
  - colloidal silver kills all known disease-causing organisms in minutes
  - diminished body size in many bears
  - drinking moderate amounts of alcohol can help prevent heart disease
  - elephants mourn the loss of a family member for several days
  - feeding rats and mice very high levels of potassium bromate can cause cancer
  - high and low blood sugars are extremely dangerous to the body over time
  - how a land mass is slowly shaped over billions of years
* Studies show humans are attracted to health, cleanliness, and symmetry
  - born with a natural craving for sweet tastes
  - married men and women accumulate more assets over a lifetime than single people
* Studies show men and women who have diets high in trans fats have an increased risk of heart attack
  - suffer from snoring more than women
  - mercury attacks the central nervous system and can lead to birth defects
* Studies show more people are keeping their teeth for a lifetime, as people age, their teeth age too
  - pheasants die when there is snow cover, regardless of the snow depth
  - most underage mothers are impregnated by adults
  - niacin allows the blood vessels to widen and relax
  - older dogs occasionally display symptoms of memory loss
  - our brains comprehend speech at four to five times faster than people normally speak
  - physical activity helps keep glucose levels in check
  - potassium can help lower blood pressure and fight cardiovascular disease and stroke
* Studies show some older people have low levels of zinc in their blood
  - saturated fats raise blood cholesterol levels and unsaturated fats lower levels
  - sticks can reduce strain on hips, knees and ankles
* Studies show that a certain amount of fat is needed to absorb nutrients and antioxidants
  - aerobic exercise increases oxygen efficiency to the brain
  - anen happens in underdeveloped countries where people have poor nutrition
* Studies show that animals and humans lacking leptin due to a genetic deficiency are obese
  - people who eat less live longer
  - antioxidant levels diminish with age
  - as men increase their earnings, they are also more likely to marry
  - automobiles are a major source of air pollution
  - babies have an uncanny ability to regulate their caloric intake
  - bacteria from dental diseases can move systematically into the vital organs
* Studies show that being in the presence of dolphins induces an alpha brain state
  - overweight increases the incidence of prostate cancer
  - bonding in rats is achieved through the secretion of prolactin
  - brain waves change after swimming with dolphins
  - breastfeeding helps prevent some cancers in the mother
  - breathing cold air can lead to the swelling of airways
  - cabbage can speed up the metabolism of estrogen in the body
  - carnitine can help heart function, and enhance energy production in dogs
  - carotenoids possess powerful antioxidant and cancer preventive properties
  - cats kill millions of birds each year
  - cell phones send off radiation, which cause cancer
  - chemicals in the environment are causing disease and death
  - childhood obesity is epidemic and that one in five children is overweight
* Studies show that children are particularly vulnerable to air pollution, especially ozone
  - get bitten by dominant purebred male dogs
  - involved in religious activities are less likely to use drugs
  - who eat with their families regularly have fewer dietary problems
  - cognitive development can be impaired when there are low iron blood levels
  - colitis is often associated with a reduction in pancreatic enzyme secretion
  - colostrum contains powerful immune factors that work to restore immune function
  - cruelty toward animals often leads to cruelty toward fellow human beings
  - diet plays a role in colorectal cancer
  - diets high in unsaturated fat has a lower chance of heart disease
  - disorders of the oral cavity are responsible for most instances of bad breath
  - each year over one million children are abused or neglected by their parents
  - early signs of heart disease and stroke can be found in adolescents who smoke
  - eating habits developed during childhood have the potential to last a lifetime
* Studies show that estrogen can increase bone mass
  - increases the risk of a woman developing breast cancer
  - even healthy adults can experience decreased lung function when exposed to ozone
  - exposure to large amounts of butyraldehyde in air causes anesthesia in animals
  - fathers generally spend less time with their daughters after they enter puberty
  - fatty acids enhance infant intelligence and contribute to accurate vision
  - fear, for example, can increase a man's attraction to a woman
  - ferals often choose mates based on their color patterns
* Studies show that folic acid in high doses can protect a body from cardiovascular disease
  - high doses can protect from cardiovascular disease
  - food enhances the absorption of ipriflavone
  - fretting occurs when tin comes in pressure contact with gold or any other metal
  - genetics plays a significant role in the ability to reach extreme old age
  - girls of all ages worry about their weight
  - groups of moggies are inbred themselves, as cats are naturally very territorial
  - half of all women take time off to raise children
  - happiness, self-esteem and a sense of security are all connected to religion
  - healthy people have higher selenium blood levels than cancer patients
  - heart disease can begin in childhood
* Studies show that high levels of radon gas in the air increase the risk of developing lung cancer
  - stress can interfere with fertility in both men and women
  - hiking is beneficial for a person's overall physical and mental health
  - homosexuals are a greater per capita risk to molest than heterosexuals
  - hydrazine sulfate has many effects in the body
* Studies show that in about one-third of women, their asthma gets worse during pregnancy
  - many areas meat is the only source of protein
  - incidents of sexual abuse are prevalent in the childhoods of adult homosexuals
  - it is the smell of food that triggers the body to prepare for digestion
  - levels of progesterone and estrogen both have marked effects the oral tissues
  - malnutrition from a poor diet lessens a person's ability to fight infection
  - mammograms reduce the risk of dying from breast cancer
* Studies show that many children lose weight just by changing beverages
  - eating disorders begin when dieting gets out of control
  - pregnant women are low in magnesium
  - school-aged children eat diets moderate to high in fat
  - married people live longer than single people on average
* Studies show that men and women experience different physical reactions to stress
  - often select different trees and shrubs for food and other purposes
  - millions of people suffer with symptoms long after their accidents
  - moderate exercise can help people with diabetes lower their blood sugar
  - monounsaturated fats are neutral with respect to cholesterol levels
* Studies show that more women than men are inactive in their spare time
  - men suffer from rapid cycles
  - most apes are able to learn, understand others, and feel emotionally
* Studies show that most people are undersexed
  - care about nutrition and health
  - quail nests are located within a few feet of bare ground
  - mothers are the backbone of families
  - nearly all women who smoke started as teenagers
  - neural activity begins to decline after sustained exertion
  - nicotine is the product in tobacco which causes addiction
* Studies show that obese individuals tend to lead socially isolated lives
  - people are often lipase deficient
  - one out of ten school-age children walk in their sleep at least once a week
  - passive smoking can even cause lung cancer and heart disease
  - people have sexual fantasies several times a day, or even several times an hour
* Studies show that people who are physically active live longer and healthier lives
  - eat fish twice a week have fewer fatal heart attacks
  - have drinking and drug problems usually have low self-esteem
  - repeatedly go on and off crash diets actually gain weight over time
  - plants contribute to our mental and physical health
  - protein, when combined with carbohydrates, almost doubles the insulin response
  - radon is the second leading cause of lung cancer, behind cigarette smoking
  - shapes and colors affect people in different ways
  - smaller lemur species have a diet which consists mostly of fruits and insects
* Studies show that smoking also increases the chances of developing gum disease
  - can have a negative impact on gingivitis and periodontal disease
  - causes developmental delays in fetuses and infants
* Studies show that some birds dine at bird feeders more often in the spring than in the winter
  - moles have a higher risk than others to become cancerous
  - soybean peptides can boost the immune system, which helps the body fight disease
  - specific constituents in human milk play an important role in brain development
  - starch is white, odorless, tasteless carbohydrate powder soluble in cold water
  - stress can reduce the power of our immune systems
* Studies show that the appearance of a meal helps iron to be absorbed into the body, for example
  - cryosphere is responding quickly to changes in the climate system
  - majority of accidental ingestions resulting in death occur away from home
  - mineral selenium slows down the multiplication of cancer cells
  - overwhelming majority of cigarette use begins with children and teenagers
  - rate of photosynthesis increases directly with intensity of sunlight
  - walrus has fewer taste buds than other pinnipeds
  - they can cause infertility, breast cancer, and birth defects
  - ultraviolet radiation similar to sunlight causes skin cancer in animals
  - various herbivores select foods high in protein and low in fibre
* Studies show that vegetarians absorb and retain more calcium from food than do nonvegetarians
  - are less likely to suffer from kidney stones
  - have less than half the amount of osteoporosis that meat eaters have
  - very few people regularly examine themselves for signs of skin cancer
* Studies show that violence in the workplace significant cause of occupational injury and death
  - occurs at least once in two-thirds of all marriages
  - what a mother eats is linked to the baby's health at birth
  - when it comes to heart disease our arteries begin clogging in childhood
  - wild mammals and birds recognize fire and nearly all escape the flames
* Studies show that women are four times more likely to report ill than men
  - have an infinitely greater capacity to love than men
* Studies show that women who are promiscuous suffer feelings of low self-esteem
  - exercise during pregnancy gain less fat
  - have abortions have a higher number of tubal pregnancies
  - use a diet to reduce weight from lean tissue - muscle
  - with a greater sex drive have higher levels of testosterone
  - yohimbe, a tree bark extract, has been shown to increase blood flow to the penis
  - young, growing trees store higher amounts of carbon than mature forests
  - that, over time, anabolic steroids can indeed take a heavy toll on a person's health
* Studies show the cat's purr has a calming effect on humans and can even lower a person's heart rate
  - majority of people have had premarital sex
  - size of a deer's range narrows greatly with herds living in warmer climates
  - three-fourths of women have a lower standard of living after divorce
  - vitamin E improves blood circulation in the extremities
  - when spirulina is added to the diet, beneficial intestinal flora increase
  - women generally earn less than men, but they live much longer
* Studies start with concentrates
  - open books
  - reads
  - suggest smoking reduces the flow of oxygen and other nutrients to the developing fetus
* Studies suggest that components of orange juice affect the breakdown of cholesterol within cells
  - dietary fat plays a role in some cancers
  - fiber decreases heart disease, some cancers, high blood pressure, and diabetes
  - sleeplessness has a negative effect on the ability to function while awake
  - the nutrient was a greater component of human diets as the species evolved
  - tend to show that in terms of weight loss, diet plays a much bigger role than exercise
  - using animal cells can indicate the ability of a new materials to cause mutation
  - worldwide show that men generally participate less than women in caring for their children
* abroad contributes to the intellectual, social, and cultural development of students
  - is part of becoming an educated person
  - life changing experience from which every student can benefit
* abroad life-changing experience from which every student can benefit
  - means living and studying for a period outside the United States
* form of worship.
* is an art that improves with practice
  - examination
  - made of metals and their alloys, including their mechanical properties, and corrosion
  - the deliberate search for knowledge and understanding
* often means study of the thoughts and thinking patterns of others.
* skills Study skills involve knowing how to effectively study academic materials
  - refers to all necessary skills for academic achievement
+ Condom, Effectiveness, In preventing pregnancy: Contraception
  * There are two ways to see how effective condoms are. Most studies show results of effectiveness over a year.
+ Global city: Urban studies and planning :: Economic geography :: Cities
  * Most studies recognise London and New York City as the two most important global cities.
+ Leonardo da Vinci, Life, Drawings: 1452 births :: 1519 deaths :: Italian people :: Inventors :: Italian mathematicians :: Italian architects :: Italian sculptors :: Botanists :: People from Florence :: Italian painters :: Anatomists
  * In these drawings Leonardo planned the things he was going to paint. Some studies are plans for whole paintings. One of these paintings is the large beautiful drawing of the Madonna and Child with St Anne and St John the Baptist that is now in the National Gallery, London.
+ Semen, Health, Benefits: Male reproductive system
  * Studies seem to say that semen is an anti-depressant. This means that it causes women not to feel depressed or sad. The studies found that when men had sex with women without using condoms, and the men's semen was taken into the women's vaginas, the women had better moods and felt happier. Scientists do not yet know if the same thing happens when semen is swallowed after oral sex, but some of them think it may.
+ Sleep paralysis, Possible causes: Symptoms
  * Studies suggest that many people get sleep paralysis at least once in their lives. People who have narcolepsy often get it much more. Many people try to induce sleep paralysis, to have an Out of Body Experience. If you suffer from sleep paralysis, you can change it into an enjoyable experience.