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A member asked:

What could be the cause of an exaggerated heart rate response to heat? i am fully hydrated but hr is very high (140's walking). i am elite athlete

A doctor has provided 1 answer

Many causes: Tachycardia can be caused by many things. Dehydration, thyroid issues, electrolyte abnormalities are just a few potential cause. You should see your physician and be evaluated.

Dr Chuu agreed

Answered 11/28/2017

1k views

Thank

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Signs of heart problems in athletes?i have elevated hr during/after exercise,walking stairs,showering.pounding lower neck after exertion.visible palps

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I had an 24 hr ECG and at a time I was walking at a normal pace my heart rate was 180bpm and I was feeling breathless It was in sinus rhythm causes?

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I have a high heart rate thats worse when I sit up,stand up and walk around I always feel dizzy a lot too? What could it be?

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