With 7.6 million views on YouTube and the claim it’s the hardest abs workout ever in the title, I had to give this 9-minute ...

Tired of that stubborn belly fat? Get ready for a radical change with our 21-day plank challenge. This isometric exercise, ...

Erin Stern, a two-time Figure Olympia champion, broke down her calorie-burning back and abs workout for achieving a smaller waist.

When I’m short on time and equipment (often), I use a medium to heavy kettlebell and get to work strengthening my core ...

Starting the day with a simple exercise like push-ups can bring incredible benefits to overall health and fitness. Push-ups ...