在日常生活中,当人们乘车、乘船时,经常可以看到有些人出现恶心、呕吐、面色苍白、出冷汗等症状,此症状俗称晕车、晕船病。在飞行中,由于飞机在三维空间运动,以及在不同气流所产生的各种加速度作用下,有些人也可以出现上述症状,通常被称为晕机病,又称为空晕病。在医学上将晕车、晕船、晕机等统称为运动病。实际上这并不是一种疾病,而是健康人在元器质或无功能障碍的情况下,受到强烈运动或非物理运动刺激后,出现的一种正常生理保护性反应。当然,重者可引起大量出汗、呕 In daily life, people often can see nausea, vomiting, paleness, cold sweat and other symptoms when they ride a car or take a boat. This symptom is commonly called motion sickness and seasickness. In flight, some people may also have the above symptoms due to the movement of the aircraft in three-dimensional space and various accelerations caused by different air currents, which are often called airsickness diseases, also known as air-sickness. Motion sickness in medicine, seasickness, airsickness, etc. collectively referred to as motion sickness. In fact, this is not a disease but a normal physiological protective response in healthy people who are stimulated by intense exercise or non-physical exercise in the absence of functional or functional disorders. Of course, heavy people can cause a lot of sweating, vomiting