
Sweat Science: Don’t Waste Your Breath
Outside Podcast
00:00
The Importance of Strokes
When you go underwater, your physiology changes right away. Your heart slows down so that you're not using as much oxygen. The body has a couple other tricks to help you stay under water longer. Without meaning to, Travis accidentally short-circuited the dive reflex every time he prepped for the 50-meter swim.
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