### stress:

Early stress
* can impair brain function.
* is thought to damage children's immune systems.

Economic stress
* causes addictions.
* increases the likelihood of domestic violence.

### stress:

Emotional stress
* can also become a problem around holidays.
* can also trigger asthma
  - attacks
  - disrupt the menstrual cycle for months
  - have a direct effect on carbohydrate and fat metabolism
* can lead to an asthma attack
  - impotence just as it can lead to many forms of illness or exhaustion
  - make a back problem worse, contributing to muscle strains and muscle spasms
  - sometimes cause a temporary change in the heart sounds
  - worsen the movements, which usually vanish during sleep
* comes from many situations.
* common cause of lack of desire, especially relationship conflicts.
* depletes the body of certain elements that are critical to healthy brain activity
  - nervous system, weakens emotional stability, and fatigues the body
* includes frustration, anxiety, anger, confusion and indecision.
* increases physical stress, fatigue and depression
  - the parasympathetic tone and provokes wheezing
* influences other parts of the health pyramid.
* is also a factor in self-lubrication
  - an important trigger for heart attacks
  - another possible cause of absence of menstruation
  - believed to be a factor in a great many cases
* is known to aggravate chronic urticaria in some
  - decrease the body's ability to resist gum disease
  - often due to our lifestyle and also from pressure created from society
  - the leading trigger of tension headaches, particularly among chronic sufferers
  - very tiring, and can tax a person's reserves
* plays a part in reducing blood flow.
* reported by inmates occurs usually in the incarceration.
* seems to take the greatest toll on everyone.
* shows up as irritability, depression, and emotional instability.
* triggers up to one-third of all asthmatic attacks.
* very real component to muscle pain, as well.

### stress:

Environmental stress
* Environmental Stress Occurs when the animal's environment is ruled by confusion.
* alters the energy requirements of all classes of sheep.
* are critical in disease development.
* can also encourage the pines to drop needles earlier than normal
  - be anything from a slight change in the weather to a meteor strike
  - cause depression in people which can obviously lead to poor relationships
  - contribute to numerous odd forms of behavior, including coprophagy
  - depress host immunity
  - include changes in diet, space and location
  - influence the timing of needle drop
  - trigger adverse responses to babies resulting in their death or injury
* causes the sucrose to be used up at a faster rate.
* contribute to the severity of the disease.
* have a great impact on the yield of cereal crops.
* is an area of biology that can be addressed at many levels of organization
  - particularly severe on large exposed planting sites in the boreal forest
* limit tropical forage grass production.
* occurs at different temporal and spatial scales.
* produce several common physiological disorders of tomatoes.
* slow the rate at which pigs grow to market maturity.

Excess stress
* can negatively affect both physical and mental health.
* creates tension, which can lead to reduced productivity and even illness.
* is the pathway to disease.
* leads to illness, illness to absenteeism, absenteeism to turnover.

Excessive stress
* adds to excessive adrenaline production.
* can adversely effect students' academic performance, health and behaviors
  - cause decreased productivity, decreased profits and decreased health
* causes important physical and psychological consequences.
* is linked to problems like high blood pressure and heart disease.
* major contributor to disease and general ill health.
* produced by poor posture causes damage to the tissue in the lumber spine.