good day,sir Mam. about a week ago(9 days ago) i felt itchy feeling inside the head of my penis i think inside where the urine or sperm went through, after several days i felt a little pain everytime i pee or every after ejaculation,, this make me worry , i cant go to doctor since im inside the military base and i dont want them to know if i had std if ever...by hte way before i felt that abnormality i haven't had sex moth ago ,pls help..