If you’re looking to blow up your biceps, you’re likely a fan of the preacher curl. (Okay, or maybe you hate doing them. But either way, they’re on your radar.) Lots of gyms have specialized preacher ...

Lee Boyce, C.P.T. The spider curl is a variation of the biceps curl that utilizes a straight bar, dumbbells, or an EZ-bar. Spider curl's form is a little different than that of a classic curl as your ...

If the Terminator movies taught us anything, it's that machines can't be trusted—and that's especially true when discussing certain exercise machines in the gym, including the preacher curl machine.