Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Curls are the classic ...

We all know exercise is important, but is it better to do a little every day, or a lot a few times a week? New Edith Cowan University research indicates one is far more beneficial than the other. So… ...

The majority of us know what bicep curls are and have done them at some point in our fitness journey. If you’ve ever grabbed a pair of dumbbells and been told to “just do curls,” you might’ve never ...