Sleep
* accounts for about one third of our life and it is necessary to our well being.
* actually becomes worse, with long-term use of sleeping pills.
* affects almost every physiological and psychological process
  - and in turn is affected by almost every physiological and psychological process
* allows the body, especially it's organs, to rest and rebuild
  - brain to go to work, filing and storing the day's events
* also affects some kinds of epilepsy in complex ways
  - allows the joints to rest
  - builds up the immune system
* also has a significant impact on an individual's psychological state
  - an important role in physical healing
* also helps renew mental and emotional balance
  - the body, as does healthy eating and exercise
  - means ignorance
  - plays an important role in the regulation of stress
  - reduces fatigue and stress
* apnoea condition in which breathing stops briefly and repeatedly during sleep.
* apnoea is the commonest form of daytime sleepiness and poor night time sleep
  - medical term for when a person ceases breathing during sleep
  - temporary cessation of breathing while sleeping
  - occurs with excessive obesity
* appears to be important for human learning as well
  - play a role in the way that memories are formed
* basic function of the brain, whose function still remains unknown
  - necessity of life
* becomes lighter with age, and accordingly is more easily disturbed by noise, light, and pain
  - more troublesome as people get older
* can involve breathing
  - deep relaxation
  - dreaming
  - roll overs
  - sweat
* commodity when a newborn arrives.
* complex phenomenon consisting of several phases during which breathing control varies
  - process involving virtually all organs and systems of the body
* complex, active process that is just now being understood.
  - in which the mind is completely at rest and is shut off from the outside world
  - of unconsciousness
* cures many ills.
* cyclical process.
* disturbances Some perpetrators sexually abuse their victims in the victims own bed.
* does change with age.
* dynamic process, during which the brain is very active.
* dynmaic bodily function.
* embarrasses the respiratory system in obese or cardiopulmonary patients.
* ends with awakens.
* falls into the category of health.
* form of spiritual renewal.
* gives a rest to the frontal lobes, the most active part of the brain while awake
  - our brains a chance to rest and recharge
  - the brain a chance to organize and archive memories
* good recharger of the body both physically and mentally.
* greatly affects our health.
* helps brain work
  - in the recovery from the periods of paralysis but the paralysis can recur upon waking
  - restore energy in their rapidly growing bodies
  - the body fight infection
* helps to harmonise body and mind and maintain a healthy balance
  - restore both physical functioning as well as mental functioning
* highly organized sequence of events that follows a regular, cyclic program each night
  - regulated , necessary body process
* improves muscle tone and skin appearance.
* influences our physical, psychological and social well being.
* involves great changes in brain activity.
* is about resting the conscious mind and letting the subconscious take full flight.
* is also a means of relating to the blink
  - time for restoring mental energy
  - vital factor in mental ability and concentration
  - fundamental to fitness success
  - important because of dreams
* is an acquired habit
  - active state with many different components in a neurological sense
  - active, highly organized sequence of events and physiological conditions
* is an activity that human beings engage in for about one-third of their lives
  - which consumes approximately one-third of the human life
  - antidote for stress
  - aspect of life which has been strangely neglected by the psychologist
  - emerging area of research and intervention for occupational therapists
* is an essential component of our physiology
  - element of healthy living
  - part of overall good health
  - physiological state
  - extremely important part of total fitness
  - imperfect fulfillment of death, nature's prophecy of the future death
  - important factor in all our lives
* is an important part of everyone's life
  - feeling better and living better
  - integral part of one's working day
  - interruption, a result of caffeine deprivation
* is as important as breathing or eating
  - food for good health and a good mood
  - for our health as diet and exercise
  - to health as exercise or good nutrition
* is as necessary to health as food and water, and rest is no substitute for sleep
  - life as food and water
  - sustain life as food and exercise
* is crucial for normal thermoregulation and energy conservation
  - to good health
  - death without the responsibility
  - difficult when stores are open, other people are awake, and the sun is shining
  - disturbed radically in space
  - effective in aborting many migraines
* is essential for repair and rejuvenation of the physical and mental self
  - the maintenance of good health, both physically and mentally
* is essential to good health as it refreshes the body and the mind
  - life and the quality and quantity of sleep is essential to good health
  - performing well and feeling healthy
  - physical, emotional, and mental health
  - fundamental to a healthy life
  - important for keeping stress away
  - located in motels
* is motivated by the goal of dreams
  - entertainment
  - exhausteds
  - recreation
  - rests
  - tireds
* is necessary for normal functioning of the brain
  - the body to perform many cognitive and physical tasks at an optimal level
  - to human physical and emotional well-being
* is of primary importance at all stages of human development
  - the brain and for the brain
  - often difficult, and appetite and sexual desire often drop off dramatically
  - one of the events that modify the timing of secretion for certain hormones
* is one of the most basic factors in effective stress management
  - commonly overlooked activities in most people's everyday lives
  - complex biological processes, and it likely has multiple primary functions
  - important components of emotional equilibrium
  - necessities of human life-as important as food or water
  - our creator's gift to rejuvenate our bodies
  - part of life
  - period of retraction of cytoskeleton
  - regulated homeostatically
  - sound and prolonged
* is the best antidote for fatigue, even if it is in two to three hour increments
  - way to recover from mental and physical fatigue after a day of hard work or study
  - bodies way of recharging itself
* is the body's natural way of recovering from the stressors of life
  - reset button
  - brother of death
  - food of the poor
  - forgotten component of fitness
  - foundation of our health and well being
  - guardian of health
  - key to existence
  - lesser death, and death is the greater sleep
  - likeness of death
  - modification engendered by the abeyance and absence of mental contents
  - only thing that can overcome fatigue
  - single most important factor in good health
  - standard or general word
  - taste of death
* is the time for our unconscious to be most active
  - the body can undergo repair and detoxification
  - when the body repairs the damage done to our cells that day
  - time periods
  - ubiquitous among animals and is essential for life
  - vital for a newborn puppy's development
  - when our minds and bodies are rejuvenated
* lowers blood pressure, while nervousness, stress, anxiety, activity, and excitement raises it.
* means different things to different forms of animal life.
* natural and essential part of our existence
* necessary and vital biological function
  - component of a healthy lifestyle
* needs throughout lives vary from person to person.
* normally occurs during the time of reduced physiological functioning.
* occupies one third of our existence.
* offers the body the chance to rest and restore itself.
* particular state of nature, an image of death, inactivity of the senses.
* period during which a person rests body and mind
  - of inactivity with raised thresholds to arousal by external stimuli
* physical necessity, required to build up the growing organism.
* plays an important part in building muscle, that's when all the growth takes place.
* poor substitute for caffeine
  - coffee
* privileged time that guarantees an optimum period for memory consolidation.
* provides an opportunity for the body to repair and rejuvenate itself
  - power to energize the body and the mind
  - relaxation and rest
* reason to live.
* reduces the metabolic rate and body temperature in endothermic animals.
* refers to spiritual sleep.
* refreshes the body and mind.
* remedy for every disease.
* restful state of the body when there is little or no conscious thought
  - time when our bodies replentish themselves and prepare for the next day
* restores energy to the body, particularly to the brain and nervous system.
* seizures Some people only experience seizures during their sleep.
* serves to prevent damage to the heart from excess stress, and to restore our depleted energy.
* sign of weakness.
* significant value for producing better physical function and mental states.
* strengthens the body's ability to fight infections.
* talking is more common than sleep walking, but the two often occur together
  - normal phenomenon and is of no medical or psychological importance
* tends to become fragmented as people age.
* type of unconsciousness and state of being unaware of the world.
* usually returns to normal once the source of the stress is relieved
  - suppresses frequency of contractions
* valued commodity, somewhat short of supply.
* very important factor in their growth and development.
* vital part of day to day life.
* walking - most commonly affects children
  - occurs in the first two to three hours after falling asleep
* well-studied means of escape from stress, confusion, and conflict for many people.