Pediatrics, branch of medicine, that comprises the care and treatment of the diseases of childhood and the study of normal growth. Pediatrics became a specialty in the 20th century. In the 1980s some pediatricians began a subspecialty called adolescent medicine, which deals with the special medical and emotional needs of persons between the ages of approximately 12 and 20 years. Pediatricians are trained to recognize congenital defects and to treat them when possible. One important treatable class …showed first 75 words of 208 total…

…showed last 75 words of 208 total…these diseases can be prevented by immunization, which is the responsibility of the pediatrician. Pediatricians also monitor the normal growth and development of a child according to important motor and intellectual milestones. Recognition of developmental lags may point to lack of proper nutrition, poisoning with environmental substances such as lead, or hyperactivity. In addition, pediatricians must be alert for disorders that usually first become apparent in childhood, such as allergy, immune deficiency diseases, and epilepsy.