(covers information from several alternate timelines)
Motion sickness, sometimes called seasickness, is a physiological condition in which a disagreement exists between visually perceived movement and the vestibular system's sense of movement.
In 2152, Hoshi Sato declined to try a device in Enterprise NX-01's gymnasium, giving motion sickness as an excuse. (ENT: "Vanishing Point")
Later that year, Doctor Phlox mentioned to Malcolm Reed that he'd treated several crewmen for motion sickness during the neutronic storm. (ENT: "The Catwalk")
In 2258 of the alternate reality, while USS Enterprise was falling due to Earth's gravity, Leonard McCoy expressed his hope that Carol Marcus wasn't prone to seasickness. She then asked if he was, which McCoy confirmed. (Star Trek Into Darkness)
In 2375, The Doctor claimed he was suffering from "a little motion sickness" while traveling at transwarp in the Delta Flyer. He needed to adjust his matrix to accommodate for the extreme velocity. (VOY: "Dark Frontier")
In 2376, B'Elanna Torres recalled being seasick during her experience of the Klingon Barge of the Dead. (VOY: "Barge of the Dead")