15 Crunch Free Exercises for Killer Abs!
This collection of abdominal exercises that will help you sculpt six-pack abs, build core strength, all without a single crunch! Add this to your workout routine for some added abdominal conditioning.
30 seconds on/15 seconds off
You should consult your physician or other health care professional before starting this or any other fitness program to determine if it is right for your needs. Click HERE for full disclaimer.
plank knee to same elbow