If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. With so much conversation around sleep optimization, it can be easy to forget one of the more basic prerequisites for good Zzs: quiet. Whether you live in a loud city or bunk with a snoring partner, noise could be severely affecting your chances of restful slumber. Even if you’re not aware of the noise, it could still be keeping you in lighter sleep