possibly...: ...Your "major cardio activity" is too strenuous for the shape you are in right now? Usually, chest pain in a teenager with a normal cardiac work-up is either anxiety or hyperventilation.
Answered 10/20/2013
4.8k views
A doctor has provided 1 answer
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
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