Here's what you need to know about pull-ups, including how they're done and which muscles they work. You'll also find everything you need to know about variations to use if you can’t yet do one.

and our favorite pull-up variations to try. The bodyweight row is the perfect way to strengthen your biceps and back muscles ...

Pull ups vs rows: what's the difference ... One of the great things about rows is there are lots of variations: the barbell bent-over row, single arm rows, pendlay row, gorilla rows, the list ...

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Of any calisthenics exercise, pull-ups are the most difficult to perform and see improvements without significant time and effort. Your pulling muscles (biceps, latissimus dorsi, rear deltoids ...