9781422270974

WORDS TO UNDERSTAND

formative years: those in which a young person is still developing mentally and physically metabolism: the chemical processes occurring within the body that are necessary to maintain life nutrients: the substances in food that are necessary for life and maintaining health obesity: a serious disease that involves having an excessive amount of body fat; it can increase the risks of other diseases and health issues, such as high blood pressure, heart disease, diabetes, and certain cancers

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