To build the most muscle mass in your arms, you’ll need to hit all of the important muscles, including your: Biceps (at the ...

However, if you’re looking to tone the arms and build some upper body muscle, there are a lot of arm exercises you can do to help achieve that goal. The arms are composed of several key muscles ...

A trainer explains what makes the perfect pull-up and how many pull-ups signal excellent upper-body strength for men and ...