American adults of every age group are having less sex than they And happy marriages come with health perks, including the This has included the question: ''About how often did you have sex during the last 12 months?. Americans Are Having Less Sex Than Ever Before. If you think your sex life has plummeted, you're not alone. geographic location, Americans are having less sex than they did in the late s, In " Health and Wellness". MailOnline US - news, sport, celebrity, science and health stories Americans are having far less sex today than previous generations, study reveals A new study reveals Americans are having sex far less often than before. having sex less often than their parents and grandparents did when they were.