Forget sit-ups and crunches — I added this three-legged plank and tiger curl combination to my ab workouts...

This move, as the name suggests, combines a three-legged plank (challenging enough on its own) with a tiger curl, which ...

I swapped sit-ups for this abs exercise, and it's made a huge difference

The three-legged plank to tiger curl strengthens your core, hips and shoulders.
Fitgurú on MSN

Forget sit-ups: This seated core workout fired up my abs and thighs like never before

You don’t need to get on the floor to challenge your core. A personal trainer’s seated workout is proving that effective ab ...
New York Post

This ‘powerhouse workout’ only makes you push yourself for 20 seconds at a time

For those who live to sweat — but maybe want a chance to fully catch their breath — SIT is the new HIIT. HIIT, or high-intensity interval training, includes bursts (typically 30 seconds to a few ...