Ask enough sleep nerds about the best sound machines and two very different front-runners will ultimately emerge: the Dohm and the LectroFan. The Dohm, sold by a company called Yogasleep, is a ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more When you really need in need of a good night's sleep, there's nothing more irritating than lying awake ...

We all have those nights when we just can’t fall asleep or have trouble staying asleep — and poor rest can wreak havoc in all kinds of ways the next day. For some, background noise is the answer, ...