Behavior and Behavior Mechanisms: News and Research on Sleep Hygiene

MeSH tree: F01.145.488.725

Waking at 3 am every night? Here's what may be going on

It's 3am. The room is dark, the house is silent, but your brain is suddenly wide awake. Many people find themselves waking at roughly the same time each night and start to wonder whether something is wrong with their sleep.