Add Yahoo as a preferred source to see more of our stories on Google. Is there such a thing as a perfect night’s sleep? I don’t know and I’m not sure that I’ve ever gotten one personally. Maybe after ...

Add Yahoo as a preferred source to see more of our stories on Google. Le Sserafim performed "Perfect Night" as part of the "America's Got Talent" Music Room segment. File Photo by Keizo Mori/UPI Sept.

Online and off, so-called sleepmaxxers are going to extreme lengths in pursuit of better sleep. Is that a problem? By Kate Lindsay Derek Antosiek considers himself something of a sleep connoisseur. He ...

If a good night’s sleep is good, wouldn’t a perfect night’s sleep be better? Not necessarily, according to doctors. “Sleep trackers can provide value, but it’s best if you don’t fixate on it,” said ...