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. Suspension trainers ...

As spring training ramps up, you may also be thinking of ways to add more quick crosstraining exercises to your workouts. Even if you can’t make it out for a long run everyday, there are plenty of ...

Capt. David A. Keltner, the assistant operations officer at the Adviser Training Cell with I Marine Expeditionary Force, does atomic push-ups during a fitness challenge at the 21 Area Fitness Center ...

The TRX makes exercises harder for advanced athletes and at the same time makes exercises easier for beginners. I have been using the TRX for nearly 20 years - even this morning to make pushups harder ...