Although there are many perspectives in the broad field of psychology, Dr. Destri is familiar with research suggesting that sleep functions to conserve energy during periods in which hunting and gathering would be dangerous or unproductive. The research Dr. Destri is familiar with reflects the _____ theory of sleep.

Even while we can now study sleep and associated phenomena, not all academics agree on the precise reasons why we sleep.
Experts concur that sleep is crucial for health and wellness and that sleeping patterns often follow a predictable routine.
Many various hypotheses have been put out to explain the benefits and objectives of sleep, as well as why it is necessary.

The adaptive theory of sleep, is a branch of evolutionary science, contends that intervals of activity and inactivity evolved as a way of preserving energy. This hypothesis states that all species have evolved to sleep when being awake would be most dangerous.
Comparative studies of many animal species provide evidence in favor of this hypothesis.
Animals with few natural predators, like lions and bears, frequently snooze for 12 to 15 hours every day. The opposite is true for animals that have a lot of natural predators, who often only get 4 or 5 hours of sleep every day.

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