How come some partners sizzle while others fizzle? Whenever Intercourse Makes the Wedding Social researchers are learning no-sex marriages for clues in what can get wrong in relationships. Married people, on average, have sexual intercourse due to their partner 58 times a 12 months, a bit more than once per week, based on data gathered through the basic social study, which includes tracked the social habits of americans since 1972. But you...