Saturday, September 12, 2009

Road Noise and Hypertension Link

How is this for a non-traditional risk factor for hypertension.... road noise!

According to a Swedish study, people living near noisy roads are at a higher risk for high blood pressure.

The study concluded that the risk of hypertension rose when the average daily exposure rose above a decibel level of 60.

Although this is an eye catching study, the reality is that the link between noise and HTN is unlikely to be direct. It is more plausible that other factors such as sleep deprivation and stress are the triggers. Nevertheless, it would be interesting to see this type of study on a larger scale.. even here in New York. Would there be a substantial blood pressure difference (assuming you can eliminate confounding variables) among people living in Manhattan vs. the suburbs?

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