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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. Ventricular tachycardia - Wikipedia

   en.wikipedia.org/wiki/Ventricular_tachycardia

   Ventricular tachycardia (V-tach or VT) is a cardiovascular disorder in which fast heart rate occurs in the ventricles of the heart. [3] Although a few seconds of VT may not result in permanent problems, longer periods are dangerous; and multiple episodes over a short period of time are referred to as an electrical storm.

5. Does your heart beat faster when you stand or sit up? Learn ...

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   The most common symptoms of POTS are rapid heart rate within 10 minutes of standing or sitting up, lightheadedness and fainting, fatigue, brain fog, nausea, and shortness of breath.

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

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   Resting heart rate is related to a person’s cardiovascular training, says Dr. Joseph Ebinger, director of the coronary intensive care unit at the Smidt Heart Institute at Cedars-Sinai Medical ...

8. Tachycardia-induced cardiomyopathy - Wikipedia

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

   Symptoms of an irregular heart rhythm can include palpitations and chest discomfort. [2] The timecourse of TIC is most well-studied in experiments on animals. [1] 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 ...

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

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   [table-of-contents] stripped. Whether brought on by stress, physical activity, or an extra cup of joe in the morning, most of us have all felt our heart rate quicken at one time or another.However ...