Researchers at University of Exeter and the Barcelona Institute for Global Health have concluded that there is a "strong link" between exposure to LED lighting and increased risk of breast and prostate cancer. Specifically, the "blue light" emitted by LEDs seems to affect circadian rhythms and sleeping patterns, which then impacts hormone levels. "Humans have evolved to need light during the day and darkness at night," researcher Alejandro Sánchez de Miguel told The Telegraph. "As towns and cities...
from Inhabitat - Green Design, Innovation, Architecture, Green Building https://inhabitat.com/new-research-links-led-streetlights-to-increased-risk-of-cancer
via Inhabitat
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