Tag

Sleep duration

Page 2 of 6

An older woman with white hair asleep on a bed, hugging a striped pillow.

Short, irregular and broken sleep were each linked to more osteoporosis in 63,083 UK adults

Oct 2, 2026

A mug of dark drink beside a lit tablet, a small lamp and a pair of glasses on a wooden table at night.

Caffeine and sleep: how much sleep coffee costs, how long the effect lasts and why people differ

Oct 1, 2026

A person with short dark hair, seen from behind, looking at an abstract blue painting on a white gallery wall.

Sleep loss made paintings look less beautiful to 68 young adults in a lab experiment

Oct 1, 2026

A person tapping a smartwatch with a blank screen worn on the wrist.

Sleep trackers: how accurate they are, what they miss and what sleep doctors say about them

Oct 1, 2026