"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." I’ll admit it—I toss my sweaty workout clothes in the hamper with the rest of my laundry and let them sit ...

I’ll admit it—I toss my sweaty workout clothes in the hamper with the rest of my laundry and let them sit until wash day. But lately, even after washing, they still smell like sweat. So, I set out to ...