许多家长都会发现,宝宝从出生以后6个月大至3岁期间,很容易患感冒,而且经常是反复感冒,弄得全家人三天两头儿跑医院,又打针又吃药,家长着急,孩子受罪。这倒底是怎么回事呢?中国预防医学科学院的一项研究表明,小儿反复呼吸道感染与维生素A的缺乏有一定关系。儿童服用维生素A可大大减少患感冒的次数,因为,维生素A可改善儿童的免疫力。因此,如果宝宝三天两头儿患感冒,就应考虑是否因维生素A缺乏所致。维生素A是一种脂溶性物质。它的重要 Many parents find that babies can easily catch a cold from the age of 6 months after birth to 3 years old. They often catch cold and make the whole family run in hospitals for three days and two days. Suffering. This is what happened? Chinese Academy of Preventive Medicine, a study shows that children with recurrent respiratory tract infection and lack of vitamin A have a certain relationship. Children taking vitamin A can greatly reduce the number of cold, because vitamin A can improve children’s immune system. Therefore, if your baby has a cold for three days, you should consider whether the lack of vitamin A due. Vitamin A is a fat-soluble substance. It’s important