Doctor insights on:
What Causes Heart To Pound Fast
Ignore pop wisdom: Nobody's going to exercise scientifically for weight loss. It's a fact of human nature. Instead, you owe it to yourself to find something at least moderately strenuous that your physician approves, that you like, and that you can do with friends. Go crazy doing it, and get high from it. This "best heart rate" stuff is window dressing. Go get fit and have a great time doing it. ...Read more
There are many: different causes of "palpitations" including non cardiac issues. In general, variability to the heart rate is a primary cause but sometimes people feel things in there GI system and call those palpitations as well. Fast or slow heart beats and irregular heart beats are usual. Sometimes excess caffeine, electrolyte abnormalities or stress can cause this. Prevention requires identification first. ...Read more
Possibly normal: Well conditioned athletes will have slow heart rates at rest. Other causes could be genetic conditions, medications, and some heart diseases or infections. See your primary physician to get the work up started with a thorough history and physical examination. Call 911 if you have severe dizziness, passing out, chest pain, or weakness. ...Read moreSee 1 more doctor answer
Many causes: The feeling of heart fluttering (palpitations) actually may not be related to the heart at all. Palpitations that are related to the heart are usually due to aberrant electrical activity in the heart otherwise known as arrhythmias. There are multiple kinds of arrhythmias, the more common ones are not life-threatening, but need to be evaluated. A heart monitor (holter) is used for this purpose. ...Read moreSee 1 more doctor answer
When looking at EKG can a doctor tell the difference between fast heart rate due to anxiety, and fast rate due to vtach, afib, and other heart issues?
Yes: For the rhythm issues you listed, one can easily tell by 12 lead ECG. They are other abnormal rhythms that are more difficult to discern. ...Read more
Rapid heart rate: Tachycardia can be physiological or pathological. Exercise, caffiene can increase heart rate. Meanwhile diseases of the heart, like atrial fibrillation, supraventricular tachycardia, congestive heart failure, ventricular tachycardia can cause heart to speed up. ...Read moreSee 1 more doctor answer
Stressing out.: Thinking about things can raise hr - or lower. Pain, fear. Many stimulants and meds can raise heart rate. Peripheral vasodilation as in heat exposure. Low inhaled oxygen content. A good burn or a good anemia. A pulmonary embolism or dehydration or heart attack. None of these are as good as exercise and coffee. ...Read moreSee 1 more doctor answer
Low rate: A low rate can be a sign of great aerobic conditioning. It can also be a sign of very abnormal cardiac conduction or even dangerously bad metabolic states. ...Read more
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