Training with kettlebells can be slightly intimidating, but once you nail the technique and get comfortable with the movements, you'll never want you put your kettlebell down. Not to mention, ...

Core exercises like side planks, hollow holds, and straight leg-toe touches can help tone your abs. Reducing belly fat can be challenging because the volume of belly fat is heavily dependent on diet.

If strong, toned abs are your goal, this simple, fast, four-minute Tabata core circuit will get you there, but be prepared to sweat for it. Tabata is a form of high-intensity interval training (HIIT) ...