Many causes: The most common cause with birth control pills is missed pills. Other bc can cause irregularity. Pregnancy is one possibility, and there are many others-- infections, stds, a cervical or uterine polyp, fibroids, and other causes including precancerous or even cancer. See your doctor to be sure. If it's vaginal bleeding, it's not likely to be caused by anal sex--which can cause rectal bleeding.
Answered 12/10/2013
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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
2 doctors weighed in across 2 answers
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