Lots of causes: As you mature sexually, there can be changes in your cycle. Also underlying hormonal patterns can change in relationship to diet, exercise, weight, other medications, general health, etc. This is not necessarily a cause for alarm, but discuss it with your gynecologist.
Answered 4/6/2013
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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
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