Posts Tagged Atrial Fibrillation

July Resource Post: The Athlete’s Heart

The heart and physical exercise

What happens to the heart during exercise? A lot of things go faster - breathing rate, heart rate, blood flow. Now, imagine an endurance athlete such as a marathon runner, a Tour de France cyclist, an Iron Man triathelete. Their body and their heart perform faster - for hours and hours almost non-stop.

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Getting back to rhythm: The latest on atrial fibrillation

We have all heard and used the idioms “my heart is racing”and “my heart missed a beat”. However, they are not just figures of speech. They happen literally  - with a condition called atrial fibrillation or AF for short.

The general term for irregular heartbeat is arrhythmia and AF is the most common form of arrhythmia in the United States, according to a recent review in the ScienceDaily. A normal adult heart at rest beats around 50 to 100 beats per minute. A heart with AF beats much faster and very irregularly, making it “race” and “miss a beat.” More →