My date of birth is17-7-87 time 5:18 am place ludhiana punjab and his d.o.b is 23-3-81 time 10:45 pm goa?

2 years back i got married..n till now my marriage life is going good except sex life..no doubt my husband loves me a lot and he's sexually fit even m also..but i don't know what and where the problem is...please advice me something...