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2. What’s the Difference Between a Normal and Dangerous Heart Rate?

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   The most efficient way to lower your heart rate is through breathing, says Dr. Wang. “Deep exhalations can decrease your heart rate. Breathing in through the nose for the count of 4, holding it ...

3. Tachycardia - Wikipedia

   en.wikipedia.org/wiki/Tachycardia

   Tachycardia, also called tachyarrhythmia, is a heart rate that exceeds the normal resting rate. [1] In general, a resting heart rate over 100 beats per minute is accepted as tachycardia in adults. [1] Heart rates above the resting rate may be normal (such as with exercise) or abnormal (such as with electrical problems within the heart).

4. Here Are Cardiologist-Approved Ways to Lower Your Resting ...

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   “A fast heart rate, on the other hand, may not have that big suction of blood in and big squeeze of blood out,” she adds. ... It is also normal that resting heart rates go down over time and ...

5. Your resting heart rate can tell you a lot about your health ...

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   Those are times to seek out help because it may not be a reflection of your resting heart rate, but an abnormal heart rhythm that should get evaluated.” Having a pulse over 100 bpm is called ...

6. Arrhythmia - Wikipedia

   en.wikipedia.org/wiki/Arrhythmia

   The resting heart rate in children is much faster. In athletes, however, the resting heart rate can be as slow as 40 beats per minute, and be considered normal. [citation needed] The term sinus arrhythmia [26] refers to a normal phenomenon of alternating mild acceleration and slowing of the heart rate that occurs with breathing in and out ...

7. Heart rate turbulence - Wikipedia

   en.wikipedia.org/wiki/Heart_rate_turbulence

   Heart rate turbulence (HRT) is a baroreflex-mediated adjustment of heart rate which acts as a counter-mechanism to premature ventricular contraction (PVC). [1] It consists of a brief speed-up in heart rate, followed by a slow decrease back to the baseline rate.

8. What Causes Panic Disorder? Risk Factors, Treatment & More - AOL

   www.aol.com/causes-panic-disorder-risk-factors...

   Racing heart. Sweating. Chills. Shaking or trembling. Shortness of breath. Dizziness or lightheadedness. Numbness or tingling in your hands or fingers. Feeling as if you’re choking. Chest pain ...

9. Tachycardia-induced cardiomyopathy - Wikipedia

   en.wikipedia.org/wiki/Tachycardia-induced_cardio...

   Researchers have found that animals began to exhibit abnormal changes in blood flow after just one day of an artificially generated fast heart rate (designed to simulate a tachyarrythmia). [1] As their TIC progresses, these animals will have worsening heart function (e.g.: reduced cardiac output and reduced ejection fraction ) for 3–5 weeks ...