Granted, the vast majority of young adults are still having sex, but an increasing number of them appear to be standing on the sidelines.
Delaying sex is not necessarily bad, experts say: Being intentional about when to have sex can lead to stronger relationships in the long run.
Even older millennials are more sexually active than this younger group is.
Recent research also shows that, overall, millennials — people born between the early 1980s and 2000 — have fewer sexual partners than baby boomers and those in Generation X, the group immediately preceding them.
Noah Patterson, 18, likes to sit in front of several screens simultaneously: a work project, a You Tube clip, a video game.
To shut it all down for a date or even a one-night stand seems like a waste.
Sam Wei, a 26-year-old financial analyst in Chicago, has not had sex since her last relationship ended 18 months ago.She makes out with guys sometimes, and she likes to cuddle.