Adolescent medicine is a medical subspecialty that focuses on care of patients who are in the adolescent period of development, generally ranging from the last years of elementary school until graduation from high school (some doctors in this subspecialty treat young adults attending college at area clinics, in the subfield of college health). Patients have generally entered puberty, which typically begins between the ages of 9 to 11 for girls, and 11 to 14 for boys. A primary care subspecialty, adolescent medicine incorporates aspects of gynecology, endocrinology, sports medicine, nutrition, dermatology and psychology...