Hello sir, I am male 30 yrs, married with 2 children, I am enjoying sex awesome with my partner, I am participating in sex up to 15-20 min, this is good but some times after finished sex there was a different feelings like body felt very heat, little burning in pennies for 5-10 min, that time it was a feeling like go to toilet for that moment, after ten min it become normally, maximum it happens in night time only, even though I go for mastrubasture the same repeated in some times, but these kind of problem was not before marriage, I am a civil engineer, I smoke regularly but very little, I don't drink, I sleep 7-8 hours, what is the problem it is? I never read this type of problem till now in any newspapers or other sides, please give me the solution for me,