What Causes Penis And Foreskin Pain During Intercourse?

Hi, may I answer your health queries right now ? Sir i am 33 years old i am married and also one child is there,past 10 days onwards i would sex with my wife my penis bottom portion that is inside the top skin some joint is there that is so pain at the time of sex.So i can do it sex at satisfaction level due to this pain.Kindly guide how i rectified these and when i go back to normal position. Expect your feedback as earliest as possible