I am 27 years, male. From few days I have been noticing that I am not having propererection when I feeling I need to uninate..I am 27 years, male. From few days I have been noticing that I am not having proper erection when I fee I need to urinate..the penis remain flaccid. I feel thirsty sometimes and drink water but after that I need to pee quite two or three times. this thing doesn't happen throughout the day mostly after waking up..could anyone tell me what actually is happening with me? am I diabetic ? and what should I do to get rid of this problem..Any possible suggestion would be appreciated..