“I suggest getting [a bar] with various grips because it's good to be able to do all kinds of pull-ups,” says Mosquera. You can get bars that have a close, wide, and neutral grip—all of ...

Load a barbell with weight on the ground and stand close to it, so it nearly touches ... with an overhand grip (pull-ups) or an underhand grip (chin-ups), and pull your chest to the bar.