there may not be anything wrong with you.... are you athletic, heavy set, normal? that can determine alot, when your young it can be irregular. when i was your age I probably didnt have mine one time for like 6 months!
Information on this site is provided for informational purposes only.
It is not meant to substitute for medical advice provided by your physician or other medical professional.
If you have or suspect that you have a medical problem, promptly contact your physician or health care provider.