因为4岁以前,孩子的平衡功能处在发育阶段,因此,孩子会晕车。随着平衡功能的逐步完善,孩子晕车的症状才会越来越轻,以至消失。孩子晕车,大一点儿的会诉说不舒服,并有恶心、呕吐、烦躁的表现,而婴幼儿无法表达自己的感觉,晕车时往往会被家长忽视。所以,当你发现宝宝在车上手舞足 Because before the age of 4, children’s balance function in the developmental stage, therefore, children will motion sickness. With the gradual improvement of the balance function, the symptoms of children motion sickness will become more and more light, and even disappear. Children motion sickness, a little older will complain uncomfortable, and nausea, vomiting, irritability, and infants and young children can not express their feelings, motion sickness often overlooked by parents. So when you find your baby dances in the car