25+ quality papers & reviews converge on the fact that increas | get the memo

25+ quality papers & reviews converge on the fact that increasing natural light exposure (especially in first 1-3 hrs of the day) + limiting bright artificial light 10pm-4am can improve mood, offset myopia, improve glucose tolerance, testosterone, estrogen and melatonin profiles.

All zero cost to do, takes minimal effort and has outsized effects. Also clear is that doing the opposite has numerous detrimental effects on the same systems and hormones, especially in children but also adults.

— Andrew Huberman