Sleep is one of the most widely studied states of consciousness, known to play a role in physical recovery, the processing of memories and the regulation of immune functions. During sleep, the brain ...

The key to keeping your wits about you as you age may lie in shut-eye during midlife. A study found that people over 60 who didn’t get enough slow-wave sleep — the third stage in the human sleep cycle ...

Reverse causation also remains a significant concern. When the authors extended the exclusion period to two years, only 95 of the original 156 significant associations remained, suggesting that early ...

A Chinese hospital tested an AI eye clinic with real patients, revealing problems that laboratory testing alone could not show. A Boater Fell Onto a Flagpole That Pierced Both Lungs and Still Arrived ...

You're hurrying out of the grocery store to drive home and start cooking dinner. As the doors close behind you, you step into ...