This is a good exercise core muscle development.
This version of the crunch works both the upper and lower portion of the abs.
This is the most common abdominal exercise and possibly the most often improperly performed. Here is how to perform it correctly. Steps Lie on your back with your feet up on a bench and your knees bent at a 90 degree angle. Place your hands across your chest or on either side of your head […]
This is an exercise for lats, triceps and shoulder strengthening.
Using a decline crunch allows you keep your legs steady and isolate all of the abdominal muscles.
This version of a decline crunch isolates the oblique muscles of the abs.
This crunch uses a Stability Ball.
This exercise uses a ball to isolate and work the lower abdominal muscles.