1. Don’t Buy Polyester Clothing-Buy Natural Fibers Like Cotton and Wool

Polyester tee shirts stink. According to Rachel McQueen, a textile scientist at the University of Alberta, polyester is hydrophobic, or water-hating. That means it’s really great at soaking up sweat and then quickly getting rid of it through evaporation. This is what companies mean when they say a garment can “wick sweat,” and it’s what makes dry-fit workout tops so magical.

The problem is, polyester is oleophilic, a.k.a. oil-loving. So while it wicks away plenty of watery eccrine sweat to keep you feeling dry, any of the oily apocrine sweat compounds and already-digested odorous compounds that pass through the clothing cling to polyester fiber...

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