Ugh, sweat: Why does it stain our white shirts and ruin so much of our lives? The problem, it turns out, isn’t even the sweating. Sweat all you want and it won’t stain your white T-shirts! The secret actually has nothing to do with sweating and everything to do with your poor choices at the drugstore.
https://deadspin.com/how-to-stop-sweating-and-eliminate-those-pit-stains-yo-901342768
