Doctor insights on:
Why Does Epinephrine Increase Heart Rate
Binding receptors: Do you mean how does it increase heart rate? The mechanism of action is quite complicated but in simple term, it binds to the beta adrenergic receptors on the heart leading to changes in calcium level and increases in the firing rate of the pacemaker cells. ...Read moreSee 1 more doctor answer
Can't use epinephrine i get rapid heart rate, endodontist wants to give me 20 mg Valium crushed 1/2 hour before root canal. Is this ok?
Epinephrine: After over 40 years of dental practice I have had only a handful of patients who truly are sensitive to Epinephrine in local anesthetics. Almost all patient who say they react with an increased heart rate do so because of the release of their own epi due to anxiety, or react from poor injection technique. Ask your dentist about the use of sweet air instead of valium. Btw ok with precautions. ...Read moreSee 2 more doctor answers
I always had this ability to turn adrenaline rush on/off at will easily (dilated pupils, increased heart rate etc).
Should i visit a doctor for this?
Doubtful: Interesting ability but, if there are no other issues, it doesnt sound like a medical problem, unless it's happening when you are not paying attention to it. ...Read more
Feel like my breathing is too slow or my heart rate is too slow. Feeling anxious without the adrenaline, like i can't do anything. Is this anxiety?
See U PCP: For evaluation and work up.Get a more detailed answer ›
Been on armour for two months was on synthyroid for 20 yrs, feeling better but certain days i feel like i'm on an adrenaline rush, heart rate 95bpm?
Thyroid replacement: This is why most endocrinologists don't use armour. It contains a mixture of hormones, and often does makes you hyperthyroid. And it is hard to follow the blood tests. ...Read more
I have pots and sometimes when i experience a fast heart rate, i get an instant intense buzzing all over even if i keep my breathing very slow. Due to fast hr, adrenaline, or a different cause?
Can anxiety cause faster heart rate? I feel like my adrenaline is up (fight or flight). My pulse feels a little fast too... Kind of nervous?
Yes: Anxiety states can accelerate the heart rate(which you feel when taking your pulse). However if the heart rate exceeds 100 per minute then i would get checked for other causes of rapid heart rates such as overactive thyroid, fever, anemia, caffeine excess, etc. ...Read moreSee 1 more doctor answer
Went for a wild race car ride tday my adrenaline was pumping but hour later still high heart rate 95 bmp resting is that ok starting to pannic?
95 is normal: Hr of 60 to 100 is normal. If you otherwise are feeling well, i wouldn't sweat it. ...Read more
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