what are the reason for a heart beating 123 beats per minute?!
Question: What are the reason for a heart beating 123 beats per minute?
Answers:
Best Answer - Chosen by Voters
Heart palpitations can be caused by:
* Anemia
* Anxiety, stress, fear
* Caffeine
* Certain medications, including those used to treat thyroid disease, asthma, high blood pressure, or heart problems
* Cocaine
* Diet pills
* Exercise
* Fever
* Hyperventilation
* Low levels of oxygen in your blood
* Heart valve disease, including mitral valve prolapse
* Nicotine
* Overactive thyroid
http://www.nlm.nih.gov/medlineplus/ency/…
http://en.wikipedia.org/wiki/Palpitation
http://www.medicinenet.com/palpitations/…
http://www.mayoclinic.com/health/heart-p…