Sir, i am 18 years old boy.my weight is 42 kg.my problem related to sex problem. Sir when i am 15 years in a school my fight with a school student.he strach my penis now day to my penis felt pain not daily sometime.but when this accident done my penis pain so much and smell very bad. After two year i felt some relex.my panis is very dry and there is a another problem my penis upper skin is very lose. The joint of skin &penis cut when a boy strech it.in downside skin gatherd of a penis upperside sometime penis vain felt pain. Plzzzzz tell me what i do