When you’re starting out, try two to three sets of 10 to 15 repetitions for each move. You can do one set of one exercise, rest for 30 to 60 seconds, and then do the next set. Then move to the next ...

Forget expensive cable machines; experts reveal how this simple "anywhere" movement targets the triceps to build functional ...

Most machines you find at the gym are engineered to train specific muscles—usually a primary muscle and one or more secondary muscles. The chest press machine works your pectorals and shoulders, while ...

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. Machines are one of ...