Motion sickness may be provoked by a variety of triggers, the most common of which is travel. Travel by ship or boat is the form of transportation most likely to make people feel sick, followed by plane, car and train travel.
Any kind of movement -- real or perceived -- may trigger motion sickness. The motion of amusement park and roller coaster rides, swings, jet skis, surfing, elevators and escalators may make some people's stomachs sensitive. Motion sickness can even be experienced while sitting still, such as while using computer flight simulators or other virtual-reality games.
Simply anticipating an event that produced motion sickness symptoms in the past may be enough to make a person start to feel sick.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.