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What is Exercise-Induced Tachycardia?

Introduction Tachycardia, also called tachyarrhythmia, is a heart rate that exceeds the normal resting rate. In general, a resting heart rate over 100 beats per minute is accepted as tachycardia in adults. Heart rates above the resting rate may be normal (such as with exercise) or abnormal (such as with electrical problems within the heart).… Read More

by Andrew Marshall

Poor Fitness + High Heart Rate = Risk Factor for Death?

A high heart rate is a risk factor for death, not just a sign of poor fitness. Researchers have said that a high heart rate may be an independent risk factor for mortality, after finding that men with higher rates were more likely to die even if they were physically fit. The researchers tracked the… Read More