1:
1. Desk Crunches: Engage Your Core While Seated By Mimicking A Regular Crunch. Place Your Hands Behind Your Head And Lift Your Chest Towards Your Knees. Repeat For A Flat Tummy. 1:
1. Desk Crunches: Engage Your Core While Seated By Mimicking A Regular Crunch. Place Your Hands Behind Your Head And Lift Your Chest Towards Your Knees. Repeat For A Flat Tummy.