Blood: If you are menstruating and have sex, the penis is entering the vagina which is where the blood from your uterus is draining into via your cervix. Therefore, seeing blood on you and/or your boyfriend's genital areas following sex would not be unusual.
Answered 10/22/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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