the child was rocked in a car seat. the boy suffers from kinetosis and motion sickness. the concept of motion sickness and

apparatus automobile baby back belt boy car carchair care carseat carsickness child childhood concept cradles disease dizziness inside kid kinetosis little monotonous motion mouth nausea necessity passenger ride rocked safety seat security sick sickness sitting suffer suffers transport transportation travel trip unhappy vehicle vesibular vibrations vomit vomiting was young