Five exercises, one minute each ... All right, now we're going to go on to the vertical leg crunch. Same position, but with your legs in the air. Just crunch up nice and slow.

O'Leary Ventures Chairman Kevin O'Leary reacts to the EU floating zero-for-zero tariffs to the U.S. on industrial goods. ABC ...

The reverse crunch is a simple core exercise that targets those hard-to-hit lower abs — without straining your neck and back.

The beauty of this exercise is that it places a greater emphasis on the obliques and transverse abdominis—your deep core muscles. For years, crunches have been seen by the general public as the ...

If the idea of spending hours (and hours) in the gym completing sit-ups, crunches and planks leaves you sweating at the thought of it, then this six-minute ab workout will be a welcomed addition ...