The three roles of flutter kick in freestyle. One of them may surprise you! | U.S. Masters Swimming

Flutter kicks are often touted as a core or ab exercise, but they fall short in delivering real results for the following reasons: 1.Minimal Core Activation: Flutter kicks primarily engage the hip flexors (the muscles at the front of your hips) rather than the abs. The lower abs appear to be working because of the leg movement, but the core muscles are not sufficiently engaged to produce real strength or stability gains. 2. Risk of Poor Form: Many people perform flutter kicks with an arched lowe