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is high pulse rate dangerous

A 55-year-old member asked:
Dr. Dan Fisher
26 years experience Internal Medicine
If you have symptoms: Maximal predicted hr is 220 - age in years. Many fatigue at mphr. However athletes often capable of exceeding mphr. No absolute limit, but hr>200 ass ... Read More

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A 42-year-old member asked:
Dr. Sergio Schabelman
47 years experience Cardiology
Several reasons: Fast heart rate may occur with several situations/ conditions as anemia, fever, hyperthyroidism, low blood pressure, stress, caffeine, smoking, exerci ... Read More
A 52-year-old member asked:
Dr. Christian Assad
13 years experience Cardiology
Tachycardia: Depends on the reason for an increased heart rate. Increased heart rate can be a normal response to heart rate >100 -> Sinus tachycardia - Other ... Read More
A female asked:
Dr. Douglas Mund
45 years experience Rheumatology
May be very dangerou: There are many reasons for a very rapid heart rate. Some may be quite serious and even life threatening You should see your physician and be evaluated ... Read More
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3 thanks
A 53-year-old member asked:
Dr. Payam Mehranpour
22 years experience Cardiology
Depends: The maximum predicted heart rate for an individual is roughly 220 minus age. Sustained heart rates above this are not advisable and could be dangerous ... Read More
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1 thank
A 49-year-old member asked:
Dr. Joseph Woods
27 years experience Pathology
It depends on you.: This can be due to a number of reasons. It can be possibly from a heart condition, like arrhythmia, or an electrolyte imbalance like hyperkalemia. D ... Read More
A 53-year-old member asked:
Dr. Dan Fisher
26 years experience Internal Medicine
Could be.: Very high pulse and low BP is a harbinger of shock. Could also be associated with vasovagal reaction - the typical "swoon." everything needs to be in ... Read More
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2 thanks
A 25-year-old male asked:
Dr. Bennett Werner
43 years experience Cardiology
No: That heart rate isn't dangerous but it's unclear whether or not it's normal. If you've been active, anxious, have fever, pain, thyroid excess, anemia ... Read More
A 28-year-old male asked:
Dr. Payam Mehranpour
22 years experience Cardiology
Maximum: Maximum predicted heart rate is calculated as 220-age. For a 22 year old the maximum heart rate is therefore 198 bpm. If your heart rate reaches 250-2 ... Read More
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1 thank
A 43-year-old member asked:
Dr. Michael Dansie
15 years experience Family Medicine
Both can be: This depends on your individual risks. Diet and exercise can lower both, but this can take awhile. Medications also work. You should talk with your do ... Read More
A 54-year-old female asked:
Dr. William m Simpson
48 years experience Family Medicine
Symptoms count: A number is difficult to specify. More important are symptoms that may develop with elevated blood pressure such as a new headache or different head ... Read More
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1 thank
A 30-year-old male asked:
Dr. Milton Alvis, jr
40 years experience Preventive Medicine
ReasonIsNot theIssue: High blood pressure is a behavior ; the more chronic, the more the rate of cardiovascular events ; decline in kidney function ↑es. It does not matter ... Read More
A 26-year-old female asked:
Dr. Carrie Cannon
32 years experience Family Medicine
Low heart rate: It depends on how low and how physically fit. Athletes can have heart rates in the 40's and be normal.
A 51-year-old member asked:
Dr. Michael Dansie
15 years experience Family Medicine
Many causes: There are many causes, including medications as well as heart disease. You should talk with your family practice doctor.
A 37-year-old member asked:
Dr. Calvin Weisberger
50 years experience Cardiology
Heart rate: Heart rate of 100 if at rest is faster than normal. It is not dangerous in and of itself. What is important is why it should be elevated at rest and t ... Read More
A 51-year-old member asked:
Dr. Dan Fisher
26 years experience Internal Medicine
Depends.: Low pulse rate associated with symptoms or below 50 without meds probably requires some investigation. The degree of BP elevation determines how "dan ... Read More
A 49-year-old member asked:
Dr. Calvin Weisberger
50 years experience Cardiology
Heart rate: Normally heart rate responds to exercise or physiologic demand levels. Usually we don't see it go over 180-200 even with high levels of exercise. This ... Read More
A 53-year-old member asked:
Dr. Bennett Werner
43 years experience Cardiology
>100: Persistent hr >100, even during rest, is abnormal.
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A 56-year-old member asked:
Dr. Craig Brown
Specializes in Pulmonology
96-100%: It can only be "too high" when you suffer from certain chronic pulmonary disorders. Otherwise 95-100% is perfectly normal.
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2 thanks
A 56-year-old male asked:
Dr. Calvin Weisberger
50 years experience Cardiology
Heart rate: Over 100 beats a minute at rest is considered rapid.
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1 thank
A 43-year-old member asked:
Dr. John Szawaluk
30 years experience Cardiology
Possibly : If it causes symptoms of lightheadednes, dizziness, fatigue and /or low blood pressure. See your doctor.
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6 thanks
A 42-year-old member asked:
Dr. Sergio Schabelman
47 years experience Cardiology
Several reasons: If you rule out: arrhythmias anemia Hyperthyroidism, hypoglycemia/ diabetes De-conditioning Obesity sedentary lifestyle smoking and several others you ... Read More
A 40-year-old member asked:
Dr. Dorothy Carin
24 years experience Family Medicine
Causes fainting: When your blood pressure is too low, you do not get enough oxygen to your brain and people feel lightheaded, dizzy or like they are going to faint. T ... Read More
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1 thank

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

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