Physiologic: Increased heart rate and increased blood flow to the muscles and face and sexual areas. Part of the normal response. It is an exercise you know ;).
Answered 6/28/2014
3.9k views
7 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
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