Reverse Abdominal Crunch by John M. - Exercise How-to - Skimble

Can I do a bunch of sets of planks and call it a day on an ab

Reverse Abdominal Crunch by John M. - Exercise How-to - Skimble

At-home exercises: Reverse Crunch

Incline DB Curl Reverse 21's by Lee R. - Exercise How-to - Skimble

Incline DB Curl Reverse 21's by Lee R. - Exercise How-to - Skimble

Reverse Crunch Tutorial. A great way to build your abs

How To Do A Reverse Crunch

Close Grip Bench by John Wittman - Exercise How-to - Skimble

Ab Torture - Intense Workout by John Kompaniez - Skimble

Reverse Crunch