L-Sit: The Toughest Body Weight Core Exercise You're Not Doing

By Dr. G. John Mullen, Swimming World Contributor. We have all heard the core is essential for swimming. Some debate the amount of necessary core work for elite swimming performance.

L-Sit Progression: 6 Steps To A Rock Solid Core

L-Sit: The Toughest Body Weight Core Exercise You're Not Doing Swimming World News

What You Should Know About Getting 6-Pack Abs

L-Sit: The Toughest Body Weight Core Exercise You're Not Doing Swimming World News

Calisthenics - Wikipedia

Give Planks a Rest. Try the L-Sit for Core Strength and Stability

30 Best Bodyweight Core Exercises Beginner to Advanced - SET FOR SET

24 Standing Ab Exercises: Bodyweight, Equipment, Tone, and More

L-Sit: The Toughest Body Weight Core Exercise You're Not Doing Swimming World News

Best Ab Workouts At Home: 20 Exercises for a Stronger Core - Men's Journal

Staying Fit While Working from Home: Tips and Tricks for Your Home Workouts

Give Planks a Rest. Try the L-Sit for Core Strength and Stability

8 Standing Ab Exercises That Will Improve Your Stability

G. John Mullen - (Author)

10 Weighted Abs Exercises for a Lean, Strong Core