人在旅途中,受客观条件的限制,生活在有限的空间内,活动也受到一定限制。无论是火车还是长途汽车,人都会受到长时间单调乏味的车轮声的刺激,使疲劳增加,抵抗力下降,尤其是儿童和晕车的人,极易疲倦嗜睡,口内清淡无味,下肢浮肿等。因此,旅途中的饮食营养也会发生改变,体力消耗也比平时大,饮食没有规律,食物种 People in the journey, subject to objective conditions, living in a limited space, activities are subject to certain restrictions. Whether train or coach, people are subject to prolonged monotonous wheel sound stimulation, increased fatigue, decreased immunity, especially children and motion sickness, extremely tired and lethargy, the mouth light and tasteless, lower extremity edema. Therefore, the journey of diet nutrition will change, physical exertion than usual, diet is not regular, food species