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Doctor insights on: Rapid Heartbeat And Fever

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Dr. Arnon Rubin
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Dr. Mark Diamond
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Fever (Definition)

Fever is the temporary increase in the body's temperature in response to some disease or illness. A child has a fever when the temperature is at or above one of ...Read more


Dr. Arnon Rubin
18 years in practice
135K people helped
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My heartbeats have been getting to >100bpms-was about to faint twice. ECG showed sinus tachy. Got high fever for 24 hrs once. Is it serious?

My heartbeats have been getting to >100bpms-was about to faint twice. ECG showed sinus tachy. Got high fever for 24 hrs once. Is it serious?

Many causes: Sinus tachycardia can be a response to many things, ranging from infection to exercise to dehydration among a lot of other causes. If this is recurring, see your physician, who should be able to help you find the cause and the solution to this problem. ...Read more

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Have a feeling like blood is rushing down my legs so irritating blood work good and raised heartbeat. No fever , 5-11 155 lbs, what can be cause?

Have a feeling like blood is rushing down my legs so irritating blood work good and raised heartbeat. No fever , 5-11 155 lbs, what can be cause?

Unclear: There's not enough information in your question to speculate. Do you have a rash? Is it worse in certain positions? Do you have good distal pulses? Are your legs swollen? You need to be examined. Please see your doctor for an accurate diagnosis. ...Read more

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Dr. Arnon Rubin
Board Certified
18 years in practice
135K people helped
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Two weeks ago I just got done taking antibiotics. I got diarrhea, fever, and rapid heart beat. Now I have mucus in stool. Every thing else seems fine?

Two weeks ago I just got done taking antibiotics.  I got diarrhea, fever, and rapid heart beat. Now I have mucus in stool. Every thing else seems fine?

You may: have pseudo membranous colitis due to the antibiotic therapy: the antibiotics wipe out the normal protective bacteria in the colon, allowing colonization and infection by pathologic bacteria. It requires a different antibiotic for treatment. It may become severe so you should seek medical attention as soon as possible. ...Read more

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Sean is 7 has fever ,achy,chest congestion ans runny nose .cough also rapid heart beat ..we gave him OTC meds should we go to er?

Sean is 7 has fever ,achy,chest congestion ans runny nose .cough also rapid heart beat ..we gave him OTC meds should we go to er?

Asthma Pneumonia: If he has a past history of asthma treated with Singlair, the that would be a good plan. Mild asthma can progress rapidly into something much worse sometimes without treatment. Does he have a nebulizer with albuterol available at home? Is he short of breath or breathing fast? Can he talk without breathing in between words of a sentence? It may be better to be seen by a physician now. ...Read more

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Dr. Arnon Rubin
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