A two-year-old child crying all the time may be related to colds, intussusception, intestinal parasites and so on. 1. Cold and flu: the child may have a cold, which can cause a sore throat, runny nose, fever and other symptoms of discomfort, the child feels uncomfortable when the body will cause crying. 2. Intussusception: children in this age group are prone to intussusception, which can cause paroxysmal abdominal pain, accompanied by abdominal masses, abdominal distension and other conditions, causing children to cry. 3. Intestinal parasites: If the child’s diet is not hygienic, it may cause intestinal parasites, which may cause abdominal pain, indigestion, anal itching and other discomforts, causing the child to cry all the time. Two-year-old children have been crying, there may be other reasons, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, under the guidance of the doctor’s treatment.