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Beautiful Brains | National Geographic

Sep 21, 2011

In this piece, David Dobbs investigates the first full series of scans of the developing adolescent brain—a National Institutes of Health (NIH) project that studied over a hundred young people as they grew up during the 1990s. The study showed that our brains undergo a massive reorganization between our 12th and 25th years. The brain doesn't actually grow very much during this period. It has already reached 90 percent of its full size by the time a person is six, and a thickening skull accounts for most head growth afterward. But as we move through adolescence, the brain undergoes extensive remodeling, resembling a network and wiring upgrade.

To read the full article:  http://ngm.nationalgeographic.com/2011/10/teenage-brains/dobbs-text