Oakland Athletics. The Oakland Athletics (often abbreviated to A's) are an American professional baseball team based in Oakland, California. The Athletics compete in Major League Baseball (MLB) as a member club of the American League (AL) West division. The club plays its home games at the OaklandâAlameda County Coliseum.
In early adulthood (ages 20â40), our physical abilities are at their peak, including muscle strength, reaction time, sensory abilities, and cardiac functioning. The aging process also begins during early adulthood and is characterized by changes in skin, vision, and reproductive capability.
For young girls, menstruation is one of the milestones of puberty, marking the beginning of fertility. Girls often grow taller and slimmer, and develop rounder hips during this period. Their breasts develop, and hair begins to grow in the pubic area, on the legs, and under arms. Puberty begins for girl before boys, often causing them to appear older than their male counterparts during this timeframe.