-- Mary Elizabeth Dallas
MONDAY, Oct. 3 (HealthDay News) -- As teenagers mature, their
mental speed improves, making them smarter, according to a new
Researchers at the University of Texas at San Antonio examined
the performance of nearly 7,000 teenagers aged 13 to 17 on 12
different tests of intelligence and mental speed, including tasks
involving math, vocabulary and problem-solving.
They found that older teenagers scored higher and worked faster
than younger kids. After analyzing the tests, the older teens'
increased intelligence could be almost entirely attributed to an
increase in their mental speed, researchers said.
The study was published Sept. 19 in
The study's authors concluded mental processes related to how
fast the brain is working, such as the speed of acquiring
knowledge, learning things, and solving problems, improve during
the teenage years.
The findings make "intuitive sense," they added in a journal
The U.S. National Institute of Neurological Disorders and Stroke
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