Evening Light Avoidance
Evening darkness signals to the body that sleep time is approaching. Avoiding all light for 2–3 hours before bedtime reinforces the circadian shift toward earlier sleep. Artificial lights are specifically highlighted as the primary source…
1 sources - 3 claims
Evening darkness signals to the body that sleep time is approaching. Avoiding all light for 2–3 hours before bedtime reinforces the circadian shift toward earlier sleep. Artificial lights are specifically highlighted as the primary source to avoid in the evening.