1 Hyperhidrosis is often manifested as having nothing to do with temperature, especially when the head sweats after falling asleep, so that the child's skull constantly rubs the pillow, and for a long time, it can be seen that the back of the skull is bald and round.

2 mental irritability, not interested in the surrounding environment, sometimes parents find that their children are not as lively as before.

(3) Night terrors, often waking up suddenly at night and crying.

④ The forehead bulges to form a square skull.

You should eat more foods containing calcium. Seafood contains high calcium, such as fish, dried shrimps, dried shrimps, kelp, seaweed, etc., which is rich in calcium and easy to be absorbed by the human body. Bean products are excellent calcium supplement foods, such as soybean milk, bean powder, tofu, yuba, etc., which are cheap, simple to cook and convenient to eat; In addition, vegetables are also one of the sources of calcium, such as day lily, carrot, Chinese cabbage, rape, etc., which are rich in vitamins and can provide calcium for the human body, so we should eat more in our daily life. Eggs are indispensable in life, and their calcium content is also high.

Due to seasonal reasons, in late autumn, severe winter and early spring, the sunshine time is very short, and children have less opportunities to bask in the sun. Vitamin D needs to be supplemented to promote the absorption of calcium.