HomeTag arrhythmias

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Athletes engaging in big volumes of endurance exercise are at some increased risk of heart problems – compared to those who do moderate exercise. The level of that risk is under debate. At the same time, recreational athletes using heart rate monitors during their training will sometimes see numbers go up as high as 220 or 225 beats per minute (bpm). Such racing heartbeats are called tachycardia, and some of the possible underlying causes can...

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When I heard that there was a new book coming out about heart arrhythmias in endurance athletes, I was interested. Several years ago, I read some of the research papers that the book’s authors refer to. One was a cohort study on participants in the Vasaloppet, the 90-kilometer ski marathon in Sweden. Those researchers found that skiers who competed in more Vasaloppets had more heart arrhythmias – as did those who finished the race the...