This 30 day crunch workout challenge has been designed as a great way to learn how to do the crunch exercise and get super strong abs.
30 Day Squats And Crunches Workout http://www.changeinseconds.com/30-day-squats-and-crunches-workout/
10,000 Crunches Challenge
Squats Challenge. Tip: If you want to lose 1 pound of fat by doing crunches (or mostly Crunches), that's approximately= 100 crunches a day for 7 years.
Tone Your Abs in 2 Weeks With Our Crunch Challenge
We Challenge You!
30-Day Summer Abs Challenge | 14 Best Fitness Workouts for Head to Toe Toning, check it out at makeuptutorials.c...
This is why we plank! 30 day challenge. This is the BEST for toning and stregthenning my core.
30 Day Crunch Challenge Workout Chart