This stance of having your palms facing each other
during hammer curls can also be equally applied to back work, incorporating narrow grip pulldowns instead of wide grip lat pulldowns, to work your brachioradialis muscle more.
Personal Trainer Tips:
During hammer curls, it is important to make sure that you keep your thumbs pointing towards the ceiling throughout the entire movement.
Not exact matches
Hammer curls are a perfect low - intensity exercise for building of the brachialis, which is an important muscle in the upper arm that's activated
during isometric elbow flexion.
And it works hard
during exercises like
hammer curls.
There are other variations to bicep
curls such as
hammer curls where your palms are facing each other
during the lift.
However, the biceps brachii are also get worked hard, though less directly,
during brachialis exercises (e.g. preacher
curl, concentration
curl), brachioradialis exercises (e.g.
hammer curl, reverse
curl) and back exercises (e.g. chin up, underhand row).