"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." THE BACK extension, that time-tested move for building back strength, has been around the block. But here ...

Which back machines are best? There are many exercise machines designed to work the neck, arms and upper back, but there is one piece of equipment that focuses on your lower core muscles — a back ...

A trainer explains how a single exercise on this overlooked machine can strengthen and protect your back.

The back isn't just the largest muscle group in the upper body; it's also a real calorie-burning machine. The stronger and more active your back is, the more calories you'll burn throughout the day!

A broad, well-defined back is a cornerstone of any well-rounded physique. But that’s not the only reason to pump up your posterior—it’s also a critical way of improving posture, reducing back pain, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." And when it comes to choosing one, quality matters. We rolled up our sleeves and got to testing and ...