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A child's normal heart rate varies by age and size, with babies typically having higher rates than older children. It’s important for parents to know how to check their child's pulse to recognize when ...

Heart disorders can show up in many ways, but one of the most common is an irregular heart rhythm known as atrial fibrillation, or AFib. In this condition, the heart beats fast and inconsistently, ...

Your heart rate is a vital indicator of overall health, offering insight into how efficiently your body is functioning. While a normal heart rate is often associated with good health, a slower heart ...

DEAR MAYO CLINIC: I’ve noticed that sometimes my heart races or skips a beat. What causes this? Is there treatment for it? ANSWER: What you’re experiencing may be an abnormal heart rhythm, also known ...

Transient idiopathic arrhythmias are temporary heart rhythm disturbances without a clear cause, which can be harmless or require treatment if symptoms are frequent. Diagnosis can be challenging, as ...

Non-sustained ventricular tachycardia is an abnormally fast heart rate that occurs in the lower chambers of the heart and lasts for less than 30 seconds. Tachycardia is a heart rate that is faster ...

Most people associate heart diseases with dramatic warning signs such as crushing chest pain, breathlessness or sudden collapses. But there is another category of warning signs of cardiac disorders ...

As you grow older, your health issues can increase, and with each new challenge, it becomes more difficult to know what is "normal" and what is not. A new challenge may not feel normal when you're ...