By Ibinu Vadakkan Jan 3, 2026
Overhead lights can keep your brain in “daytime awareness.”
Lamps and warm bulbs cue your body it’s evening.
Soft light helps even if you still use your phone.
Harvard Health Editors, Health & Wellness Researchers — “Light exposure plays a major role in how the body interprets evening signals.”
Harsh light can keep your mind buzzing late.
Switch off one overhead light after sunset.
This supports awareness, not diagnosis or treatment.
Discover how your daily screen habits may affect mental well-being, sleep awareness, and focus — and get personalized, practical recommendations you can try tonight.