Swimming 5k vs 15k Per Week (4 Surprising Changes)
Most adult swimmers train harder every year — yet their freestyle speed barely improves.
In this video, Lukas Siska explains what actually creates real speed in swimming and specifically the freestyle stroke, why so many struggle with freestyle, and how elite swimmers are developed over time. Whether you are a beginner or advanced this video will help you
Source: Siska Training Systems on YouTube
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