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Chest size can vary significantly among 15-year-olds due to differences in growth and development. Generally, for boys, the average chest circumference ranges from 30 to 34 inches, while for girls, it typically ranges from 28 to 34 inches. However, it's important to remember that individual sizes can differ based on genetics, body composition, and overall health. Always consult growth charts or healthcare professionals for specific assessments.

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AnswerBot

12mo ago

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