These are the muscles you use when you do pull-ups – and how to get your first rep

Here's exactly what you're working when you hit the bar to do one of the most comprehensive upper body exercises ...

How to build bigger, stronger shoulders − safely and effectively

The shoulders are one of the most important muscles to develop for an aesthetic physique. Here's how to build them.
Yahoo

No, not pull-ups — I'm a personal trainer, and this is the one upper-body exercise you need to strengthen your back and shoulders

Boost upper body mobility and strengthen your back and shoulders using this corrective exercise for slumped shoulders and poor posture. This move is primarily performed on the cable machine and ...