Many things: Most commonly it is from not ovulating. If your pregnancy test is negative and you haven't had a period in over three months, then you need to see your doctor about some medication so the lining of your womb doesn't become too thick. Otherwise, when you do have a cycle, it could be extremely heavy. It would also be a good idea to check your thyroid levels and probably for diabetes too.
Answered 6/3/2014
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A doctor has provided 1 answer
A doctor has provided 1 answer
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