How Do the Sleep Cycles Change Over the Course of a Typical

question 405

Short Answer

How do the sleep cycles change over the course of a typical night's sleep?

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Definitions:

Physiological Changes

Physiological changes are alterations in the body's normal biological functions, which can result from various factors including stress, exercise, or health conditions.

Activation

The process in psychology and physiology by which something is prepared or excited into action or increased activity, such as the activation of certain brain regions in response to stimuli.

Hans Selye

A pioneering Hungarian-Canadian endocrinologist known for his research on the stress response and the development of the general adaptation syndrome (GAS) theory.

Epinephrine Levels

The concentration of epinephrine, also known as adrenaline, in the body which can increase in response to stress or fear, enhancing alertness and physical readiness.