Doctor insights on:
Baby High Heart Rate Dangerous
How high?: High heart rate more than 100 beats per minute can be a sign of lack of physical conditioning, endocrine disease like hyperthyroidism, sign/symptom of heart disease, dehydration, lung disease like asthma/copd, drug induced like to much caffeine/ energy drinks, chronic disease like liver and renal insufficiency, etc. You need a history and physical to evaluate the reason. ...Read moreSee 2 more doctor answers
Rapid heart beat is a symptom in which a person's heart is beating fast. A fast heart rate can be normal if a person is excited or exercising. Sometimes a rapid rate is called sinus tachycardia, atrial flutter, or atrial fibrillation, etc..., depending on the type of arrhythmia (heart ...Read more
At what point does a high heart rate during exercise become dangerous? Would an extremely high heart rate of 250-270bpm be considered dangerous?
My heart rate was 180bpm òn a monitor when I was walking it was sinus rhythm causes? And would it be dangerous to exercise with this high heart rate?
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 level while tolerated by 'normals' may be dangerous in patients with heart disease or other forms of disease. In other words, one number doesn't fit all. ...Read more
No: Rhabdomyolosys is a muscle injury direct or indirect. It result in breakdown of muscle fibers and release of their contents into the bloodstream. In an untrained athlete, excessive exercise can cause extreme muscle strain or a heat stroke causing tachycardia as a cause of the process. Rhabdo will occur because of the muscle breakdown not the tachycardia. Hydration and training very important. ...Read more
Tachycardia: Many factors. Normal - regular 60-100bpm. Normally sinus node HR is 60-100; junctional 70-110; ventricular ~ 36 bpm. Any abn focus can lead to irregular rhythms such as A.fib/flutter, sinus tahcycardia, ventricualr tachycardia to name a few. Abnormal cardiac focus - Afib; metabolic/endocrine - thyroid, infections; CA; substance abuse; anxiety; congenital abn are some. ...Read more
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