康医生:我生小孩后刚一个多月,母乳就不够孩子吃了,不得不添加牛奶喂养。自从孩子吃牛奶后,经常解的大便都是干燥的,有时还发硬,而且一解大便时,孩子就哭闹。这是不是喂牛奶引起的,该怎么办呢? Doctor Kang: Just over a month after I was a child, breastfeeding was not enough for children to eat, and I had to add milk to feed. Since the children eat milk, often stool solution is dry, sometimes stiff, and when the stool solution, the child crying. This is not caused by milk, how to do?