Unlike many machines at the gym, the cable pulley has stood the test of time. That's because the cable pulley and cable crossover machines are some of the most versatile pieces of gym equipment, ...

There are a number of ab exercises you can do at the gym to strengthen the entirety of your core. By using a cable machine, suspension trainer, or barbell, you can amplify simple ab exercises. Below ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

Whether you’re trying to tone up for beach season or simply to improve your core strength, a solid ab workout routine is essential. Although you can do core exercises with little more than a mat, many ...