Using Light to Optimize Health | Huberman Lab Essentials

The hormone that acts as your body's 'calendar system' — and why melatonin supplements are 'super physiological' (dangerously high)

UVB light on your skin triggers a 'skin-brain-gonad axis' that boosts testosterone AND estrogen within minutes

The surprising reason your pain tolerance actually increases in summer: UVB light activates endogenous opioids in your brain