Motion Sickness Prevention and Treatment : Motion sickness occurs when the body is subjected to accelerations of movement in different directions or under conditions where visual contact with the actual outside horizon is lost.
Motion sickness is a very common disturbance of the inner ear that is caused by repeated motion such as from the swell of the sea, motion of a plane in turbulent air, Motion Sickness, Causes, Symptoms of Motion Sickness, Doctor for Motion Sickness.