Sleep Deprivation Benefited Our Ancestors, Yet Harms Us Now — But Staying Fit May Help Us Cope
Humans need less sleep than our closest evolutionary relatives. However, we often sleep less than we need. Needing less sleep is a consequence of our ancestors’ choices to remain awake longer — a behaviour that led to evolutionary benefits. Sleeping less than we need is the result of our modern-day choices to remain awake longer, […]
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