Nix Six Flags trips until after D-day. You may think hopping on a thrill ride is no big deal when your babe is only the size of a fig— and it’s true he’s well-cushioned by your amniotic fluid—but there’s still a risk to your placenta. “As with car accidents, roller coaster rides' sudden movements are associated with a condition called placental abruption,” says Sean Daneshmand, M.D., a maternal-fetal medicine specialist at the San Diego Perinatal Center. “This can happen when the placenta prematurely separates from the uterine wall, potentially having major negative effects on your pregnancy outcome.” You also shouldn’t stand in line for too long, since it may up your chances of developing deep vein thrombosis in your legs. Instead, hang on a shady bench, and join in on gentle larks like It's a Small World.
Verdict: Just don’t