Hormones signal the ovaries and other internal reproductive organs to start growing. This increases the amount of estrogen produced. Sometime between ages 9 and 15. The darker area around the nipple known as the areola and then the breasts increase in size and develop a more rounded shape. While still sparse, pubic hair, which grows between the legs, becomes darker and coarser.
Body fat continues to round body contours as growth in height continues.
Normal vaginal discharge becomes noticeable. Acne may appear as sweat and oil glands become more active. The vagina becomes longer and the labia more pronounced as both internal and external reproductive organs and genitals grow. Sometime between ages 10 and 16. Both the areola and nipples grow.