Researchers at Washington State University have uncovered evidence that sleep may not be entirely a function of the brain but also the microbes living within us. They discovered that bacterial cell ...

Night after night, restless sleep can start to feel permanent. Yet certain books offer a gentler rhythm, teaching the body to ...

This article was featured in the One Story to Read Today newsletter. Sign up for it here. I like to tell people that the night before I stopped sleeping, I slept. Not only that: I slept well. Years ...

Sleep Cycles: One rapid eye movement (REM) stage and three non-REM stages that altogether last about 90 to 120 minutes Benefits: Physical and mental recuperation and memory consolidation Disorders: ...

Today, at the age of 63, I find myself in peak health—physically, mentally, and energetically. A wide range of performance ...