Infants who do not sleep soundly and strain all the time are considered to be related to vitamin D and calcium deficiency, gastrointestinal discomfort, intestinal diseases, etc. It may also be caused by external environmental influences and improper care. Parents should promptly take their infants to the hospital to consult a doctor to identify the causes and target conditioning. Common causes 1, lack of vitamin D and calcium: infants in the state of vitamin D or calcium deficiency, due to the increased excitability of the cerebral cortex, will cause sleep is not solid, the phenomenon of the old hard, the situation is serious, can also be accompanied by crying, frequent waking symptoms; 2, gastrointestinal discomfort: infants because of indigestion, gastrointestinal disorders, food or abdominal cold leading to abdominal pain, bloating and other gastrointestinal discomfort symptoms. 3, intestinal diseases: infants with intestinal health problems, intestinal spasm, intestinal flatulence, intestinal parasites and other diseases, the main symptoms are abdominal distension, abdominal pain, intestinal colic, etc., infants will show the reaction of sleeplessness and straining when sleeping; 4, the external environment: infants’ nervous system is not yet well developed, neural excitation and inhibition When sleeping at night, the stimulation of external sound or light, or the stimulation of hot and cold room temperature will easily cause excitement of the nervous system, resulting in sleeplessness and old straining; 5, improper care: caregivers do not pay attention to changing the baby’s diaper, and the baby’s nighttime defecation is not handled in a timely manner, which will cause discomfort and cause the baby to sleeplessness and old straining at night. Treatment 1. Parents can give their infants oral calcium and zinc gluconate solution to supplement calcium under the guidance of a doctor, and take cod liver oil and vitamin AD drops to promote calcium absorption. Parents can also take their babies to the outdoor sun to promote calcium absorption; 2, for infants with poor intestinal tract, parents can take bifidobacterium under the guidance of the doctor with the stomach and food tablets to regulate, you can also add the right amount of probiotics in the baby’s milk powder to regulate the intestinal flora; 3, palms in a clockwise direction to gently massage the baby’s abdomen, can accelerate intestinal peristalsis, promote intestinal 4.Intestinal parasitic diseases are mainly roundworm disease, pinworm disease, infant treatment is mainly deworming, parents can give infants under the guidance of doctors to take intestinal worms, such as treatment; 5.Parents should provide a good living environment for infants, pay attention to quiet bedtime, maintain the appropriate temperature and brightness, pay attention to changing the baby’s diapers, to avoid urine sweat stains, so that infants sleep more The infant should sleep more soundly.