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The butterfly stroke is the most chaotic of all strokes as it involves simultaneous circular movement of the arms - sweeping them outward and then back toward your chest - alongside dolphin kicks.

Swimming may be a low-impact sport, but it places significant demands on nearly every muscle group. Whether gliding through ...

Terminology. Butterfly: A stroke that pairs dolphin kicking (both feet together) with a simultaneous open-water recovery of both arms. Often referred to as “fly,” this style of swimming is ...