The Sen Times

Irregular heartbeat risk much lower in superfit people than previously thought

Solna (Sweden), Jun 5 (The Conversation) Exercise is important for your heart and cardiovascular health. But for years, research has suggested that very fit people particularly young men have a higher risk of developing atrial fibrillation (an irregular heartbeat) later in life than less athletic people do. But our new large-scale study of more than one million young Swedish men challenges this long-held concern about fitness and heart health. The study shows that atrial fibrillation risk in very fit people is smaller than previously thought. And, importantly, the benefits of being fit such as having lower rates