�Once a week seemed to be the sweet spot,� Having sex more often than once a week doesn�t make the average couple any happier. On the other hand, it doesn�t make them any less happy,.And even though you might imagine that men disagree with once-a-week in a big way, think again. Results were the same for men and women, for young and elderly, and for longtime and short-term relationships.
Another finding: Muise told the Daily News that �couples having sex less frequently than once a week were less happy than those having sex once a week.�
