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A member asked:

My heart rate variability at rest is extremely high (rmssd >300), can that be a cause of concern?

A doctor has provided 1 answer

YES: Please immediately go to a cardiologist or ER to have your rate checked on a monitor and you will need and EKG and echocardiogram as well as medication to control your rate

Dr Fronzaglia ii, do, ms and another doctor agreed

Answered 10/6/2017

3.6k views

Thank

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How could the level heart rate variability be an indicator of the level of sympathetic or vagal control?

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Is heart rate variability a good way to measure stress and are there at-home devices/software for doing it? (maybe chest strap-app combos)?

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Apple Watch measured my average Heart Rate Variability at 25ms. What does this mean? What is a healthy measurement?

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I have SFautononmic neuropathy. Is normal sinus rhythm with frequent ectopic beats serious? What about significantly reduced sympathetic response to valsava technique and mild/mod decrease baseline autonomic tone/variability in heart rate?

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A member asked:

Is a heart rate variability of 101 bad for a 39 year old with bradycardia, tachycardia, PVC, PAC, SVT, presyncope, lightheaded, tiredness?

6 doctors weighed in across 3 answers

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