Doctor insights on:
Cardiac Arrest Heart Rate
Depends. No set no#: Cardiac arrest occurs when d heart has trouble pumping blood 4 itself, or when electrical problems cause a malfunction. The faster the heart beats, the less time the heart has to fill blood 4 itself (the heart rests b/w beats). If there r blockages or narrowing in its arteries, or if it is weakened (from electrolyte imbalance) then it will stop beating at a lower cut-off. Theoret max is 220-age. ...Read more
If a young, fit, and healthy person was exercising so hard their heart rate got up to 220 BMP, what would happen? Would they enter cardiac arrest?
Unpredeictable: As your age is 22, after reaching 198, you are predisposed to Cardiac arrythmias, instead of normal heart beat,,, abnormal unhealthy heart contractions appear which can potentially make the heart to go to arrest. Again heart does not follow rules. It happen at lower rates too and dont happen eve at higher rates. But its not recommended to go beyond 200-Age. ...Read more
Is it possible beta blockers could drop heart rate too low and cause cardiac arrest? What would be a concerning heart rate?
Beta Blockers: It is definitely possible for beta blockers to cause the heart rate to drop too low (called bradycardia) but cardiac arrest would be extremely unusual. A low heart rate becomes concerning when someone is having symptoms (such as sweating, dizziness, nausea, etc.) and if it doesn't increase with activity. Some elite athletes have resting heart rates below 40 bpm. ...Read moreSee 1 more doctor answer
Depends...: There are heart rhythmn disorders that do not begin with an elevated heart rate. Not all cardiac arrhythmias are due to an elevated heart rate. There are rhythmn disorders that have a normal heart rate or even a slow heart rate. A normal or slow heart rate does not rule put an arrhythmia. ...Read moreSee 2 more doctor answers
I keep coughing and I have a severe head cold with an avg. resting heart rate of 110. I am scared about cardiac arrest, should I go back to a doc?
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 moreSee 1 more doctor answer
Could my blood pressure and heart rate tell if i was having a heart attack or could it be normal even if I was having one ?
Not always: Some people can experience mild heart attacks with little or no effect on their heart rate or blood pressure and also at times no pain especially if they have conditions like diabetes as well.Really need ECG and blood studies to confirm heart attack. Talk to cardiologist if really concerned. ...Read moreSee 1 more doctor answer
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