Swimming Skills: Faster Breaststroke, Cardio and Health Benefits

Swimming the breaststroke and backstroke efficiently depends on specific muscle engagement and stroke technique. Learn about the cardio benefits of lap swimming and the essential rules to avoid disqualification.

What Muscles Does Swimming Exercise?

Published Jul,08 2011 | By Fiona Bayly

Swimming is an all-body exercise. A physically demanding combination of cardio and power, it works your heart, and the muscles in your legs, arms, torso and hips. The constant resistance from the water forces your muscles to simultaneously contract and stretch, creating flexible and resilient muscle fibers.