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 * //__PHYSICAL CHANGES.__//**

[[image:Puberty_growth.jpg width="285" height="251"]]
Height and weight increase.
 * Body hair grows in the pubic area, under the arms, and on the face, and becomes thicker on the legs
 * Muscles become stronger.
 * Vocal cords get thicker and longer - boys' voices deepen.
 * The body develops an increased number of red blood cells.
 * Sweat and oil glands become more active, and body odor changes.
 * Acne can develop.
 * Some boys develop small and temporary breast tissue.
 * Reproductive system begins to work.

http://www.pamf.org/preteen/mybody/boys/physical.html