Development of the human body used to approximately judge a child's age based on physical development. Puberty is the process of physical changes through which a child's body matures into an adult body capable of sexual reproduction. It is initiated by hormonal signals from the brain to the gonads: the ovaries in a girl, the testes in a boy. In response to the signals, the gonads produce hormones that stimulate libido and the growth, function, and transformation of the brain, bones, muscle, blood, skin, hair, breasts, and sex organs. Physical growth—height and weight—accelerates in the first half of puberty and is completed when an adult
Dynamism of a Human Body: Boxer Dynamism of a Human Body: Boxer Dynamism of a Human Body: Boxer is a dynamism drawing created by the futurist Italian artist Umberto Boccioni. The work was intended to show a subject in between a state of motion and stillness. Painter Umberto Boccioni, one of the earliest members of the school of futurism, had in 1912 found an interest in sculpture. During the early stages of his pursuit, Boccioni found himself working on the dynamism of forms. Boccioni wanted to find a single form which would capture all movement, as opposed to having a series of images. Viewing the past