The chinup is a bodyweight exercise that targets the latissimus dorsi (lats) and also works the bicep and forearms. It involves pulling your body up towards a bar with an underhand grip until your chin clears the bar.
Also Works
BicepsForearms
How to Perform
1
Hang from a pullup bar with your palms facing towards you and your hands shoulder-width apart.
2
Engage your core and pull your body up towards the bar, leading with your chest.
3
Continue pulling until your chin is above the bar.
4
Pause for a moment at the top, then slowly lower your body back down to the starting position.