Two-month-old babies do not sleep may be due to physiological factors, calcium deficiency, gastrointestinal discomfort and other factors. 1. Physiological factors: excessive hunger, diapers are not changed in time, there is a lot of noise around the room, the room temperature is too high or too low and other factors, may lead to two-month-old babies do not sleep, eliminating the above triggers can be normal sleep. 2. Calcium deficiency: When infants are deficient in calcium, resulting in low blood calcium levels, it will also affect sleep, resulting in non-sleeping or restless sleep, which may also be accompanied by occipital baldness, crying and other abnormal manifestations. 3. Gastrointestinal discomfort: for example, indigestion, intestinal obstruction, intestinal spasm, etc., may cause abdominal pain symptoms, which will lead to the baby does not sleep, accompanied by loud crying, poor mental state and other abnormalities. There may be other reasons why a two-month-old baby doesn’t sleep, so it is recommended that you go to the hospital in time, complete the examination to clarify the cause of the disease, and then give targeted treatment or therapy under the guidance of the doctor.