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Why Are There Dark Brown or Black Clots in My Period?

By Tracee Cornforth, About.com

Updated July 19, 2009

About.com Health's Disease and Condition content is reviewed by the Medical Review Board

Question: Why Are There Dark Brown or Black Clots in My Period?
Answer: Women are often are frightened when they discover dark clumps of tissue in their menstruation. Dark brown or black clots in your menstruation are usually a part of the endometrium (uterine lining) shedding and nothing to be concerned about.

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