Is a snoring spouse, barking dogs, traffic outside, or birds chirping at 4 am playing havoc on your ability to get a good night’s sleep? If so, you’re far from alone. “The research is pretty solid that noise can prevent people from getting a good night’s sleep,” says Ken Hume, a principal lecturer in human physiology at the Manchester Metropolitan University in England. What’s more, noises as quiet as 40 decibels – akin to the sounds between a quiet whisper from six feet and a normal conversation at three feet – can keep us from sleeping, reports the National Sleep Foundation.
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