"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Going to the gym is fun, but let’s face it: you don’t want to spend all day there. Luckily, if you ask ...

I love a tough leg day workout. I'm all about deadlifts and the many types of squats to challenge all the lower body muscles. Still, I often find myself doing the same moves on repeat and could use an ...