Check pulse: Rapid heart rates(over 100/min) can be caused by fever, anxiety, excessive caffeine or alcohol, or overactive thyroid. Truly rapid heart rhythms should be checked by ekg. Pains in the upper chest are nonspecific but more info is needed.
Answered 12/31/2013
4.6k views
A doctor has provided 1 answer
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question