Adolescence is the time between childhood and adulthood that children go through many physical and emotional changes. Here is information from the American Academy of Pediatrics about common concerns during adolescence. Teen is used in this publication to refer to adolescents, teenagers, preteens, and tweens.

Many teens try extreme diets or exercise programs because they want their bodies to look like those of the models, singers, actors, or athletes they see in the media, or they have a misguided understanding of what is “healthy.” Be aware of any diet or exercise program your teen is following. Many diets are unhealthy for teens because they do not have the nutritional value that bodies need during puberty.

If you have questions about your teen’s nutritional needs, ask their doctor. If you are concerned about rapid weight loss or suspect your teen has an eating disorder, contact your teen’s doctor right away. Eating...

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