I am 16 years old, and am still a virgin, but I have not had my period for about eight months, since September 2010. What would be some causes for my problem?

Best to see your doctor, but it could simply be due to your age. It is not uncommon for periods to be irregular in the teen years with hormone fluctuations. Possible other causes might be excessive exercise or extreme changes in weight for example.

Its because you might be eating sour foods or fruits...

Its because you might be eating sour foods or fruits...

Please post articles or links to back up this info, because it's not at all accurate.