One intriguing implication of this study is that, if affection is so important to personal and relationship satisfaction, can it replace sexual activity when couples lessen the frequency of having sex due to external factors? But Americans today are having less of it than Americans a decade ago, according to a just-released study appearing in Archives of Sexual Behavior. Understanding these benefits will help couples recognize that sex in their relationships will not only help themselves, but help bond their relationship further and create a broader sense of intimacy in a loving relationship. Kenedy Singer opens up and wonders: It brings us closer. People may decrease their sexual activity as they get older due to physical changes, and couples that have recently had children may similarly have sex less often. But beyond once a week, the wellbeing benefits of sex seem to level off. The impact of sex on happiness was accounted for, in large part, by increases in affection linked to prior sexual activity. For a woman, there is many benefits to having frequent sex, such as experiencing lighter periods with fewer cramps. We all know how close we feel to someone after we have sex. The good sex, then, would simply follow the good relationship dynamics. And we know it. One of the byproducts of all that though some might argue it to actually be the cause is that we quit having sex. In short, everything becomes easier. When sex is no longer a priority is there an underlying relationship problem? A sexless relationship is commonly defined as one wherein sex happens less than 10 times a year. When the uterus contracts it rids the body of cramp—causing compounds and can expel blood and tissue more quickly, helping to end your period faster.