Core strength is less about power and more about maintaining correct posture and good body alignment.
When most people think about core strength, they think about an abdominal six-pack. While it looks good, this toned outer layer of abdominal musculature is not the same as a strong core.You can have a strong CORE without having a six-pack.

Read full Harvard Health article here.

Try a “Crunch” without a Sit Up!
Core Strengthening Class with Terese – 12:15 Tuesdays
for a 30 minute no sweat workout.