Girls, off topic question. And delicate very..? How to diversify sexua…

Girls, off topic question. And delicate very..? How to diversify sexual life with husband?? We're like young, fiery, and so on. But three years of life, and the child gives itself away. Something is not really become all in this plan.. What would you recommend? (Roleplay and etc tried, not very much) I actually thought that I wouldn't encounter such thing, silly?