The reason why it is better to open the window for motion sickness is that it improves the quality of air and can also divert attention. However, it should be noted that opening the window can only improve the symptoms of people with mild conditions, if the symptoms are more obvious, you should also listen to the doctor’s guidance to choose drug treatment, such as the use of antihistamines, such as chlorpheniramine maleate tablets, Benadryl hydrochloride tablets, etc. 1, to improve the quality of air: part of the population seasickness, it may be in a small space, the air inside does not flow. After opening the window, the odor in the car can be discharged, while breathing fresh air, the brain can be more awake, the symptoms of motion sickness will be improved; 2, divert attention: after opening the window can observe the outside scenery, the mood will become more cheerful, which helps to divert attention and relieve the symptoms of motion sickness. Motion sickness is a misperception of the body’s state of motion and is a physiological reaction. Most of the symptoms of pallor, sweating, dizziness, headache or nausea and vomiting occur when taking transportation, and the symptoms can be slowly reduced or even disappear after stopping transportation. If the symptoms are more pronounced, you can get out of the disease-causing environment, or you can lean back in the seat, keep your head still, and keep the air circulating.