Under the background of the continuous development of electric vehicles and intelligent cockpit technology, the problem of motion sickness is becoming more and more prominent, which has become an important factor affecting the riding experience. Therefore, this study centers on the problem of motion sickness, discusses its mechanism, influencing factors and mitigation methods, and aims to provide theoretical and practical support for improving the comfort and safety of passengers, which is of great significance for improving the riding environment and enhancing the quality of passenger travel.