BUILDING BIG ARMS is about more than just one move—and more than one muscle. The dumbbell biceps curl is the go-to for most guys when they step to the rack looking for a pump, but it's not the end-all ...

Add Yahoo as a preferred source to see more of our stories on Google. The dumbbell hammer curl looks similar to the standard curl at first glance—you hold a dumbbell, raise it up to your shoulder, ...