Exposure to common infections - even if they do not make you ill - may be linked to decline in brain functions like memory and reasoning, according to new research presented at a conference recently. However, the researchers caution more work needs to be done to confirm their findings.Lead researcher Dr. Clinton Wright, scientific director of the Evelyn F. McKnight Brain Institute at the University of Miami, presented the study at the American Stroke Association's International Stroke Conference 2014, in San Diego, CA.

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