Tip of penis continuously burning but lightly. Sometimes after masturbate the tip of penis burn hard and then I have to seat at washroom for more than 2 hours to urinate so it clears the burns. The hard burning at tip of penis takes 2 hours to come in normal mode. There is no UTI and stone and even the prostate are in normal size and also there is no damage then why I am getting burning sensation at tip of penis. It feels that time to suicide. I can not control myself at that time because it burn very hardly. Even I seat at air condition room then still my body sweating due to burning. please help.