An AMA report adds credence to the LED light issue and is likely to prompt cities and states to reevaluate the intensity of LED lights they install, reports The Washington Post.

In its warning, the AMA cited the melatonin issue, noting that studies have linked bright LEDs to reduced sleep time, poor sleep quality and impaired daytime functioning.

It referred to evidence that exposure to high-intensity light at night might increase the risk of cancer, diabetes, cardiovascular disease and obesity. And it cautioned that intense LEDs have been associated with “discomfort and disability glare,” which might impair nighttime vision for drivers.

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