The Warm Bath Effect: Temperature tricks for faster sleep

June Alderwood

A warm bath before bed feels like comfort, but the real payoff comes after you step out and your body starts to cool. This is the science behind that drop: why falling temperature signals sleep to begin, the timing that makes a bath or shower actually work, what room and bedding temperature do to your night, and small adjustments that help you fall asleep faster without any new gadgets. Calm, clear, and easy to put to use tonight.