Live Longer World

Your Lululemon and Under Armour are destroying your hormones & fertility

Your clothes are made of plastic and nobody told you. Polyester garments contain endocrine-disrupting chemicals like phthalates and PFAS that may harm reproductive health.

Avoiding the sun kills more people than skin cancer

Women who got the most sun lived the longest. Women who avoided the sun died at the same rate as smokers.

Mar 12, 2026

Why screens & LEDs give you eye strain and headaches

Your indoor lighting and device screens flicker. This causes eye strain and headaches. You can't see flicker with the naked eye, but your brain can detect it.

Feb 12, 2026

Your Lights are Wrecking your Sleep (Here's What I Use)

When friends visit for dinner, they notice the house looks different after dark. I switched to red incandescent bulbs instead of standard LEDs and now get 40% more deep sleep for less than $20.

Why I Stopped Taking Vitamin D Supplements

Vitamin D supplements are a waste of money. Supplementation is based on correlation rather than causation — landmark research shows no effect on disease prevention.

Morning Sun: What Huberman gets Wrong

Viewing morning sunlight is sub-optimal advice on its own. Circadian rhythm alignment requires a 24-hour approach to sunlight exposure and environmental signals throughout the day.