Hello, I am just wanting to know something but for a while I have had like minor pain on my side well Lowe sides, I think it's where my kidneys are? I'm 15 so don't know a lot about bodies but recently when I stand il get the odd stitch or worse pain, and I just want to know about what I could be facing, sometimes not all the time I do get abit of pain when I urinate? So I just need abit of information?