I have all the symptoms of diabetes except the most important one…?

So could I have it? I guess I may aswell get checked. But I don’t need to go to the toilet that often. I’m only 19 and I don’t look as if I’m suspect to diabetes at all…. but apart frequent urination I have all the other symptoms. (constant headaches, huge appetite, dehydration, extreme thirst [...] http://bit.ly/nKlQft