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Doctor insights on: Fast Heart Rates And Heart Attacks

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Does a really fast heart rate cause a heart attack?

Does a really fast heart rate cause a heart attack?

Not usual but it can: The fast heart beat which is generated by the lower heart chambers(ventricular tachycardia) can reduce the blood volume generated by the heart and if the subject has low preserve (some narrowing of the coronary arteries or decreased heart function) can cause ischemia t the heart. ...Read more

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Dr. Creighton Wright
3,921 doctors shared insights

Heart Attack (Definition)

Heart attack is a life-threatening condition in which the blood vessels that supply the heart becomes occluded and thus the heart itself is not longer receiving any blood flow. Without this blood flow, the heart muscle dies and cannot pump blood to the ...Read more


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How to know if it's a heart attack, hypoglycemia, or anxiety? Fast heart rate, chest pain, crying, fear, all out of the blue. 22 y/o female no history

How to know if it's a heart attack, hypoglycemia, or anxiety? Fast heart rate, chest pain, crying, fear, all out of the blue. 22 y/o female no history

See your doctor: The only way to know is to see your primary physician and have them evaluate you in person. Unable to answer you regarding this matter without a personal evaluation. ...Read more

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Is a stroke like a heart attack?So strokes have fast heart beats or does your heart rate stay the same?

Is a stroke like a heart attack?So strokes have fast heart beats or does your heart rate stay the same?

Similar yet differen: Both result in injury due to decreased oxygen &/or blood supply to tissues. Stroke can b due 2 blood clot or bleeding; mi from blood clot or spasm of arteries to heart. Area of brain or heart affected will determine if heart increases or decreases. ...Read more

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My heart rate is 120 but I haven't done anything but shower this morning. Even when I sit down it feels fast. I'm only 17 & scared of heart attack?

My heart rate is 120 but I haven't done anything but shower this morning. Even when I sit down it feels fast. I'm only 17 & scared of heart attack?

See Dr: Heart attack unlikely in your age group, but thyroid or other medical issue causing rapid heart rate more likely. Need evaluated by your Dr and likely blood work and an EKG to start to sort things out. ...Read more

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What causes a heart rate of 119 and can it be lowered? 60 year old man who has had a previous heart attack, is overweight, diabetic.

What causes a heart rate of 119 and can it be lowered? 60 year old man who has had a previous heart attack, is overweight, diabetic.

Yes: Your heart rate can and should be lowered. It may be also necessary for your doctor to make sure your heart rhythm is also normal. Most of the hr treatments will also take care of the BP presuure problem. ...Read more

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Can panic attack lead to: a) stroke or heart attack due to either hbp being too high at that moment or my heart rate being too too fast? Help

Can panic attack lead to: a) stroke or heart attack due to either hbp being too high at that moment or my heart rate being too too fast? Help

Needs to be high: At 32 years provided you are not morbidly obese severely diabetic or have cardiac issues its unlikely. The panic would have to have your heart beating at almost 200 and your BP would have to be quite high. If you are having a lot of panic attacks speak to your doctor, neurologist, psychiatrist and they may be able to prescribe a medication to stabilize these events. ...Read more

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Could I have had a heart attack? A few weeks ago i felt nauseous, dizzy and my heart rate was fast. I had chest pain. Upon standing my legs were weak.

Could I have had a heart attack? A few weeks ago i felt nauseous, dizzy and my heart rate was fast. I had chest pain. Upon standing my legs were weak.

Could be heart: Remember a heart attack is an occlusion of a coronary artery and doesn't mean cardiac arrest. If you develop sudden crushing chest pain not relieved with rest you may be having a heart attack. Seek urgent medical attention. Chest pain associated with activity could be angina and you should be checked out. ...Read more

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How high does your heart rate need to be to have a heart attack?

How high does your heart rate need to be to have a heart attack?

No simple answer: If your arteries have no blockage, then there is no heart rate that will cause a heart attack. The more blocked the arteries, the lower the hr needed to outstrip the blood supply. There are other factors too, like presence/absence of anemia, hypertension, left ventricular hypertrophy, (wall thickening), and contractility which determine how much blood the heart is using and needs. ...Read more

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If weed increases you heart rate how come a heart attack doesn't happen? Just wondering

If weed increases you heart rate how come a heart attack doesn't happen? Just wondering

Weed: Heart attack is a multifactorial event. If weed was a common cause of heart attack, Bill Maher probably wouldn't be pushing it to be legalized. ...Read more

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


Dr. Creighton Wright
1,139 doctors shared insights

Myocardial Infarction (Definition)

Myocardial infarction, or heart attack, is a condition where part of the heart muscle loses its blood supply due to calcification in and ...Read more