Dr. Anastasia Searcy, DO is a family medicine specialist in Vermillion, SD and has been practicing for 8 years. She graduated from Des Moines Univ Coll Of Osteo Med & Surg in 2007 and specializes in family medicine.
Girls aged 11 to 13 need 1,800 to 2,200 calories per day while those between the ages of 14 and 18 need 1,800 to 2,400 calories per day, according to the Academy of Nutrition and Dietetics. One of the main factors affecting the calorie needs of teenagers is activity level.
Active teen guys have significantly larger daily calorie requirements. At age 12, active boys need about 2400 calories a day to stay healthy. That need increases by 200 calories each year the youth ages, and the daily calorie requirement peaks at 3200 calories between the ages of 16 and 18 years old.