Theresa Fisher is VW's science editor. She does her best sleeping in the early morning light and her best thinking late at night.
At least three-quarters of clinically depressed people struggle with sleep, and insomnia is a well-proven risk factor for suicide across different cultures and age groups.
The French writer's sleep struggles pop up throughout his most famous work.
Bust out this list when you're dying for end of the night cocktail party conversation.
Modern-day hunter-gatherers sleep a lot like us.
Jason Ramos, a veteran firefighter, discusses how he balances rest and raging infernos.
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