哭是人的天性，新生儿一出生就会有哭声。如果只是呻吟，哭声少或者无哭声，就表明有缺氧、窒息或死亡，必须争分夺秒，就地抢救。婴幼儿哭吵是由于体内或者体外受不良刺激而引起不适的一种表现。大多数哭吵是非疾病因素引起的，少数为疾病所致。由于婴儿缺乏语言表达能力，儿 Crying is a human nature, a newborn will have a crying at birth. If you just moan, cry less or no cry, it shows that there is lack of oxygen, suffocation or death, you must race against time to rescue on the spot. Infant crying is due to poor performance in vivo or in vitro stimulation caused by a manifestation. Most crying is caused by non-disease factors, a small number of diseases. Because of the baby’s lack of language skills, children