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Adolescence marks the transition from childhood to adulthood, bringing changes in body and sexual maturity. In females, estrogens and androgens influence growth and maturation, including menarche and completion of growth by 16. For males, testosterone and estrogen play key roles in physical changes, with strength, speed, and endurance increasing alongside spermarche. Growth typically concludes by 17 and a half, with enhanced red blood cell production. Sleep patterns also undergo changes during this developmental stage.
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Adolescence • Transition between childhood and adulthood. Changes in body and sexual maturity.
Physical Development for Female Adolescence • Estrogens released by ovaries • Androgens contribute girls’ height • Menarche • Growth completed by 16 • Sleep declines
Physical Dev. For Males • Large quantities of androgen testosterone is release • Testes secrete small amount of estrogen • Spurt in strength, speed and endurance • Spermarche • Red blood cells increase • Growth completed by 17 and half • Sleep declines