“Keep a neutral spine…” We hear that cue in fitness classes all the time. But what exactly does it mean? Human bodies can move in all sorts of ways, thanks to our great number of joints. Many of those ...

Make one slight change for better, safer dumbbell rows and a bigger back.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." THERE ARE FEW exercises you'll see guys doing in the gym more often than the classic dumbbell row on a ...