Total Gym Tuesday with the April ABlique Challenge! This month the AB Crunch accessory is used in one section of the April challenge. If you’re looking to really work the obliques, this challenge is for you! The Ab crunch on total gym is a great core exercise to help to strengthen many muscle groups at the same time, including the abdominals, low back, legs and arms. This exercise also incorporates use of smaller stabilizing muscles that are responsible for improving balance. When performed as a