A 3 year old child crying all the time may be caused by psychological factors, vitamin D deficiency, indigestion and other factors.
1. Psychological factors: usually 3-year-old children are not good at expressing themselves, hoping that they can get their parents’ attention by crying, so as to get more companionship and a sense of security.
2. Vitamin D deficiency: usually manifested as unstable sleep at night, easy to sweat, crying and so on.
3. Indigestion: usually manifested as bloating, hiccups and anorexia, etc. When children experience intestinal discomfort, they may express it by crying.
3-year-old children always cry, may also be caused by other factors, parents are advised to take the child to the doctor in time to clarify the cause of the disease, and under the guidance of the doctor to give targeted treatment.