Children can eat but do not grow with improper diet, exercise and other physiological factors, but also may be dwarfism, hyperthyroidism and other causes. 1. Physiological factors: if the child has a single diet, intake of low nutritional value of food and other dietary inappropriate situation, and daily exercise, can be due to insufficient nutritional intake or consumption of excessive and can eat but do not grow. 2. Dwarfism: Dwarfism is related to genetic factors, lack of growth hormone, malnutrition and so on. Dwarfism will lead to slow growth, incomplete bone development, and may also be accompanied by the lack of development of sexual organs, so some children with dwarfism can eat but do not grow. 3. Hyperthyroidism: Hyperthyroidism can also cause some children to be able to eat but not grow, but also easy to be accompanied by excessive sweating, weight loss, fear of heat, tachycardia, agitation and other symptoms. Hyperthyroidism is usually caused by an overactive thyroid gland that synthesizes and secretes more thyroid hormones. If your child can eat but does not grow, there may be other reasons. It is recommended to 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.