After 8 weeks of training, the curls led to muscle growth of roughly 5% in the upper biceps and 11% in the lower biceps. The ...

The Zottman curl isn't some hyper-technical, new-age innovation, either. The exercise has been around since the 19th century, when old-time strongman George Zottman developed it to target the biceps, ...

This routine from trainer James Stirling is designed to be tough from start to finish, pushing your back and arms harder than ...