This is a quick 10 minute burnout of the abs. This workout is not part of the main 21 day schedule, but can be used as a supplemental routine, whenever you want to do a little extra to hit the abs. This is a straight 10 minutes with no breaks.

This is a quick 10 minute burnout of the abs. This workout is not part of the main 21 day schedule, but can be used as a supplemental routine, whenever you want to do a little extra to hit the abs. This is a straight 10 minutes with no breaks.

Flatten your belly and tone your core in just 10 minutes with Beachbody Super Trainer Autumn Calabrese. These moves are from Autumn's program 80-Day Obsession.