Scientists have discovered how the busy streets affect the human brain

People living beside the busy highways face higher risk of developing dementia than those who kept away from the exhaust.

To such conclusion the canadian scientists from Ontario, who published their findings in the journal the Lancet.

The researchers examined records on the health of more than 6.5 million Ontarians aged 20 to 85 years and tried to figure out if there’s a connection between their residence and such neurological disorders as dementia, Parkinson’s disease and multiple sclerosis. This was compared the diagnoses of the people and zip codes of their homes.

The results showed that people who lived within 50 meters from roads with high traffic, has suffered from dementia for seven percent more often than those whose homes were at a distance from the main roads at least 300 meters.

In addition, for Parkinson’s disease and multiple sclerosis such dependence was found.