Regular exercise releases brain chemicals key for memory, concentration, and mental sharpness, from the May 2013 Harvard Men's Health Watch

Looking to stop "brain fog" or frequent bouts of forgetfulness? Exercise turns out to be an excellent way to protect and enhance brain health, according to the May 2013 issue of the Harvard Men's Health Watch.

"There's a lot you can do to prevent cognitive decline, or slow it down, or recover memory function that you might feel you have lost," says Dr. John Ratey, associate clinical professor of psychiatry at Harvard Medical School.

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