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

Celebrity fitness routines and diet plans often evoke admiration and intrigue among fans. Many individuals attempt to ...

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

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 ...

Broadcaster Choi Eun-kyung revealed her daily exercise routine after getting off 'Dongchimi'.Choi Eun-kyung posted several ...

By day four, I was feeling it. Laughing, bending down, and just getting into position for the workout had my abs reminding me of every rep. By the seventh day, my core wanted a day off, and I had ...