Baby’s hair grows vertically may be due to the following reasons: 1, family genetic, that is, the child’s father, mother and immediate family members hair is harder and caused, if the child’s other conditions are relatively good, eating milk, mental state, weight, etc. are normal range, no special treatment, only need dynamic observation. 2, related to the lack of trace elements in the body, mainly calcium and zinc lack, the lack of calcium leads to The baby’s erect hair muscle contraction, erect hair muscle contraction makes the hair erect, so baby mothers can give the baby calcium and vitamin D supplements, more sunshine, thus promoting the absorption of calcium, increase the supplemental food in the zinc element, can basically meet the baby’s growth needs. 3, due to the weakness of the spleen and stomach caused by the chancre, the child often eat milk or eating is not good, mental state is poor, the body is relatively thin, the child is often in anemia