How Did Ancient Humans Survive Sleep?

Today, sleep feels safe: doors, walls, locks, beds, heating, and electric lights. But for ancient humans, sleep was one of the most vulnerable moments of life. Their eyes closed, their reactions slowed, and the night stayed awake around them. So how did ancient humans survive sleep? This video explores the small layers of protection that may have made ancient sleep possible: location, group sleeping, fire, bedding, ash, insects, familiar sounds, and flexible sleep rhythms. This is a calm educational documentary about life before modern comfort. Subscribe for more videos about ancient humans, survival, archaeology, and prehistoric life.