Pull-ups are, in my experience as an ACE ... Similarly, you couldn’t do a very wide chin-up, whereas you could with an overhand pull-up grip. The pull-up and chin-up work all of the same muscles; ...

Of all the exercises you can do for your back and biceps, the supinated (underhand grip) pull-up, also known as the chin-up, is a real muscle and strength-building champ. So, in this article, we ...