Have you ever noticed how some people bounce out of bed after just a few hours of sleep, while others can barely function ...

That’s pretty incredible, given that the average person sleeps ... families with shortened sleep cycles. Again, mice engineered with those mutations slept less, with no obvious health consequences.

No screens right before bedtime ... If you think of yourself as a person who “can have an energy drink and then fall right to sleep” you are probably (a) in denial—hey, you’re the one ...

I'm a bath person, so it's nice to be told I can ... One thing I found reassuring is that no two nights of sleep look the same, and our bodies change their patterns as we age.

One small study of 48 participants found that chronically getting six or less hours of sleep per night resulted in the cognitive impairment equivalent of going two full nights with no sleep.

Obstructive sleep apnea is when a person stops breathing five or more times ... those who had fewer than five sleep disruptions per hour, or no sleep problems; those with five to 15 disruptions ...

There are no real health benefits ... to generalize to an individual person," says David Kuhlman, a member of the board of directors at the American Academy of Sleep Medicine and a sleep physician ...