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Add another hazard to the pitfalls of being overweight -- a few extra pounds might reduce your brainpower.
According to a new French study, heftier people score lower on cognitive tests, even when factors such as education level are taken into account.
The effect appears to be quite small, however.
"These tests are sensitive enough to detect small variations in scientific studies. However, in a middle-aged, healthy, active population, these differences in the cognitive performances may be hardly perceived by individuals," said study author Dr. Maxime Cournot, a researcher with the Toulouse University Hospital and the National Institute of Health and Medical Research in France.
http://www.livescience.com/healthday/535399.html
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