AP PSYCHOLOGY

Detailed explanation-1: -The restorative theory states that sleep allows for the body to repair and replete cellular components necessary for biological functions that become depleted throughout an awake day.

Detailed explanation-2: -Oswald said that sleep is important for restorative purposes. According to him, sleep deprivation can result in mental problems and even death. Oswald’s theory was that we constantly expend energy and need to be replenishing this energy to restore ourselves.

Detailed explanation-3: -Inactivity Theory One of the earliest theories of sleep, sometimes called the adaptive or evolutionary theory, suggests that inactivity at night is an adaptation that served a survival function by keeping organisms out of harm’s way at times when they would be particularly vulnerable.

Detailed explanation-4: -Paradoxical insomnia is a type of insomnia in which a person appears to be sleeping well based on objective measures, but they do not perceive their sleep to be restful.