A member asked:

What could make menstural blood be dark brown and have clots the size of quarters?

A doctor has provided 1 answer
Dr. Jeff Livingston answered

Specializes in Obstetrics and Gynecology

Oxidation: When blood is exposed to oxygen it goes through a process called oxidation turning it brown. Brown blood just means it is older. Nothing more

Answered 1/16/2015

3.4k views

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