by:SINA.com
-- Tokyo, May 19, Japan to a new study shows that the chewing gum chewing exercise can stimulate the brain, the brain temporarily improve memory.According to Japanese media reported on the 19th, Japan's National Institute of Radiation Medicine and Kanagawa Dental University researchers recently formed a study group of 33 volunteers of the test. The results showed that chewing gum, volunteers memory ....
original link:http://tech.sina.com.cn/d/2008-05-19/15522203606.shtml
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