A 16-year-old female asked:
what could cause a fast heartbeat even when the body is relaxed?
1 doctor answer
Dr. Mathew Chengot answered
43 years experience Cardiology
Variable: The causes can vary. hyper or hypothyroidism -over active thyroid is a possible cause others are atrial fib, tachycardia , Some patients can get resting tachycardia for no reason . Please have check up for the same ekg and blood tests for evaluation is good start
Answered on Jul 1, 2015
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Dr. Marc Mugmon answered
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Anxiety is possible: While anxiety is one cause, a visit to a physician to exclude a physical cause would be a good idea.
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