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Monday, December 5, 2016
Black Period Blood
For the past three months I have had completely black periods. They all have been very light flow and there are clumps of black blood on my pad. I`ve been taking Yaz for almost 2 years now and I dont have any STD`s. Could you tell me why this is happening? Thanks!
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Linda A Bernhard, PhD, RN
College of Nursing
The Ohio State University