It's a common yet uncomfortable sensation when the heart beats rapidly for a second or two and then becomes normal. Whether ...

Sitting quietly at your desk, watching TV, or lying in bed at night, your heart should be taking it easy – beating steadily and calmly at somewhere between 60 and 80 beats per minute for most healthy ...

Have you ever experienced a sudden increase in heart rate while sitting, lying in bed or even during a calm moment at work? The feeling can be unsettling as it often comes without warning or a clear ...

Dr. Myerburg answers the question: 'How Do Pacemakers Know To Pace Faster?' — -- Question: How do pacemakers know when I need a faster heart rate, for example when I am exercising or anxious?

Tachycardia is the medical term for a heart rate over 100 beats per minute (BPM). It can be a sign of emotional distress or anxiety, anemia (low levels of iron in the blood), infections, dehydration, ...

This study shows that cocoa flavanols can preserve endothelial function during sitting, suggesting dietary strategies to ...

It’s easy for the heart rate to rise quickly due to exercise, stress, anxiety, seeing the person you like or even hot weather. Getting your pulse to come down in the moment can be more challenging, ...