If you’ve ever had to endure a sleep study, you know it’s hardly the easiest way to catch some z’s. Now, researchers may have developed the solution: comfortable, washable “smart pajamas” that can ...

If you snore and make loud gasping noises during sleep, only to wake up in the morning feeling tired, you may have sleep apnea, a common sleep disorder characterized by temporary pauses in breathing.

Many smartwatches, fitness and wellness trackers now offer sleep tracking among their many functions. Wear your watch or ring to bed, and you'll wake up to a detailed sleep report telling you not just ...