Sir, My Name Is Mayank Gulati My Age Is 26

sir,
my name is mayank gulati my age is 26 yr and currently i have some sex related problem.Sir I have had habbit of masterbating by lying on stomach on bed and not normally due to which I can't achieve erection by normal masterbation.Today I went to docter and he examined my penis he told me i also have phimosis and told me to go for surgery.Sir please suggest any cure of phimosis without surgery and cure of my masturbation on bed problem
thanks