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Doctor insights on: Causes Of Rapid Heart Rate

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What causes spontaneous rapid heart rate and what are the dangers?

What causes spontaneous rapid heart rate and what are the dangers?

A number of things: It many be that your heart rate increases from factors as simple as drinking too much coffee, or simply being tired or anxious. In some people, a conduction variation in the heart will suddenly bump the rate up. If you have shortness of breath, faintness, dizziness, lightheadedness, or chest/jaw/shoulder pain, get to the ER or call 911. ...Read more

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Heart Rate (Definition)

Heart rate is a measurement of the number of times a person's heart beats in one minute. Normal heart rates vary with a person's age and with excitement and exercise. Abnormal heart rates are too slow, too fast, and/or irregular (too much ...Read more


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Why if B12 injections are given for "weightloss" did it cause a rapid heart rate and eating 3x more than normal to be satisfied?

Why if B12 injections are given  for "weightloss" did it cause a rapid heart rate and eating 3x more than normal to be satisfied?

You're right: B12 will not cause you to lose weight. Unfortunately, that is a common scam in some places, particularly here in south florida. In fact, there are efforts to curb that with laws in florida. There is no evidence that B12 actually leads to weight loss. The rapid heart rate may just be a reaction to the injection. If a steroid is included, then it will increase your appetite. ...Read more

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Can indigestion cause a rapid heart rate?

Can indigestion cause a rapid heart rate?

Yes: Indigestion, or any cause of pain for that matter can cause an increased (rapid) heart rate. The mechanism for the rapid heart rate in indigestion relates to activation of the autonomic (sympathetic) nervous system. Common causes of indigestion that may increase the heart rate include peptic ulcer disease (with or without bleeding), gastritis and gastroesophageal reflux disease (gerd). ...Read more

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Can diabetes cause a rapid heart rate?

Can diabetes cause a rapid heart rate?

Yes: Muliple mechanisms 1. Most common is poor control, relative dehydration 2. Occasionally damage to autonomic nervous system causes loss of parasympathetic modulation of heart beat and fast heart beat 3. Coronary heart disease yieldind intrinsic heart abnormalities. ...Read more

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Can diuretics cause rapid heart rate?

Can diuretics cause rapid heart rate?

Electrolytes: In addition to causing hypovolemia, many diuretics can also deplete important electrolytes that keep your heart rate steady. Very low levels of potassium and magnesium, especially, can be dangerous. Talk to the diuretic prescriber about checking and replacing your electrolyte levels, while using diuretics. ...Read more

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