If you've only been doing traditional biceps curls, here's why you should add hammer curls to the mix. The Shape staff is made of up seasoned writers, editors, journalists, and artists who are experts ...

Add Yahoo as a preferred source to see more of our stories on Google. 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 ...

View post: The 6 Simple Rules That Helped This 40-Year-Old Dad Drop 60 Pounds and Dunk for the First Time It’s a great way to trigger muscle growth, build strength, and get a great pump. Follow along ...