A member asked:

White around the mouth and end of nose when exercising, cause?

A doctor has provided 1 answer
Dr. Edward Hellman answered

Specializes in Orthopedic Surgery

Vasoconstriction: Exercise cause a release of adrenalin like substances that allow your body to respond to the increase in physical demand needed; among the things that can happen is vasoconstriction of the blood vessels causing the findings you are describing.

Answered 6/12/2017

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