Ten-month-old babies waking up crying in their sleep may be caused by physiological factors such as high indoor temperature, hunger, or rickets, intestinal spasms and other diseases. 1. Physiological factors: due to the imperfect development of the nervous system of the ten-month-old baby, easy to lack of security, when the indoor room temperature is too high, or stomach hunger, can appear sleep waking up crying. 2. Rickets: rickets may be vitamin D deficiency, resulting in abnormal calcium and phosphorus metabolism in the body, long bone epiphyses and bone tissue mineralization incomplete, which occurs in bone lesions. Affected children will have restless sleep at night, often wake up, irritability, irritability and other symptoms. 3. Intestinal spasms: Intestinal spasms may be caused by improper diet and accumulation of gas in the gastrointestinal tract. The child manifests paroxysmal acute abdominal pain, and accompanied by paroxysmal crying and difficult to appease the situation. Ten-month-old baby sleep wakes up crying, there may be other reasons, it is recommended to go to the hospital, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.