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As people living near airports probably already know, all that overhead traffic can take a huge hit to their sleep, a new study confirms. Night-time aircraft noise increases a person’s risk of tossing and turning in bed as engines roar overhead, researchers reported Sept. 25 in the journal Environmental Health Perspectives. Airplane noise also appears to disrupt people’s sleep/wake cycles, leading them to fall asleep and wake up at irregular hours, researchers found. “Higher night-time aircraft noise was linked with disturbed sleep quality, even if people didn’t realize it,” said lead investigator Xiangpu Gong, a postdoctoral researcher with the University of Leicester in the U.K. “Sleep disturbance could have long-term effects on health, so it’s important for policies to address and reduce noise pollution from airplanes.” For the study, researchers tracked more than 80,000 people living near four major British airports — London Heathrow, London Gatwick, Manchester and Birmingham. Study participants wore wrist devices that tracked their sleep patterns, and answered questionnaires about their sleep quality. Researchers compared this sleep data to maps created by the U.K. Civil Aviation Authority that show the level of aircraft noise that occurs in neighborhoods near airports. People exposed to higher levels of aircraft noise tended to move more while they slept, a sign of sleep disruption, researchers said. Higher levels of airplane noise was also associated with irregular… read on > read on >