What Are Misconceptions?
Misconceptions are concepts inconsistent with scientific fact.
Unfortunately for swimmers, many misconceptions have become “conventional wisdom.” STR president Dr. Rod Havriluk wrote a series of articles in Swimming World about these misconceptions. After an explanation of a misconception, he provides scientific information about the related concept and an effective alternative. He began the series in January, 2014.
Misconception #1. Freestyle “catch-up stroke” is a viable technique.
Research shows that catch-up stroke is biomechanically ineffective, physiologically inefficient, anatomically stressful, and counterproductive from a skill-learning perspective. Biomechanically, catch-up stroke produces an ineffective arm synchronization, where no force is generated by either arm on two phases of each stroke cycl