Torch calories and sculpt your body with this express Tabata HIIT workout! No equipment and no talking—just follow along for ...

Jenni Tardiff, master trainer at The Gym Group, recommends beginners start with this superset dumbbell sequence to build full ...

I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness/fitness myths. In my free time I enjoy ...

Jumping jacks in all variations–FITBOOK author Nina Ponath did at least 200 of them every day for 10 days. Here, she shares ...

Trim down or bulk up, run faster, or bike farther—however you exercise, our favorite workout apps help you stay committed to physical fitness. I'm an expert in software and work-related issues, and I ...