Up Next in 21-Day Abs Challenge

• 

  05:09

  Deep Core Training

  Deep Core Training

  Day 2 of the 21-Day Ab Challenge. Hit those deep core muscles so you don't injure yourself when you weight train!

  Tools: mat

• 

  10:10

  Hit Those Obliques

  Hit Those Obliques

  Day 3 of the 21-Day Ab Challenge. Train your obliques with 2 of the best exercises. One trains them as they move (twisting) and the second as a stabilizer.

  Tools: mat

• 

  08:13

  Abs & Low Back

  Abs & Low Back

  Day 4 of the 21-Day Ab Challenge. Alternating between a low back exercise and an ab exercise you'll hit both the back and front of the body with this short workout.

  Tools: mat