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Teenagers and Adolescent

Teenagers and adolescents are individuals between the ages of 10 and 19. This stage of life is characterized by significant physical, emotional, and social changes. Physical Development 1. *Rapid growth spurts*: Increases in height, weight, and muscle mass. 2. *Puberty*: Development of secondary sex characteristics, such as facial hair, acne, and breast development. 3. *Brain development*: Continued maturation of the brain, particularly in regions related to impulse control, emotional regulation, and decision-making. Emotional Development

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weight loss

Weight loss refers to a decrease in body weight, resulting from either voluntary efforts, such as dieting and exercise, or involuntary circumstances, like illness.¹ This decrease in weight can be due to a loss of body fat, fluid, or lean mass. *Types of Weight Loss:* - _Intentional weight loss_: occurs when an individual deliberately reduces their calorie intake or increases physical activity to achieve a healthier weight.² - _Unintentional weight loss_: may be a symptom of an underlying medical condition, such as cancer, malabsorption, or chronic inflammation.