Tag

Sleep duration

Page 3 of 6

A person asleep in bed behind a black alarm clock.

How much sleep do adults need? What the research and guidelines say

Sep 29, 2026

An older man napping on a sofa under a blanket, with a glass of water in the foreground.

Are naps good for you? What the research on daytime napping shows

Sep 29, 2026

An older couple dozing on a sofa under a knitted blanket, a television remote still in hand

Naps of 30 to 60 minutes went with the lowest odds of cognitive impairment in 7,480 older adults

Sep 21, 2026

A man asleep on his side in bed in soft morning light

More REM and deep sleep tracked with lower risk of dozens of diseases in 95,559 people

Sep 18, 2026