So, let me ask you a personal question: just how dark is your bedroom? To find out why that matters — and whether sleeping in an eye mask is worthwhile — read on. How is light related to sleep? Our ...

If melatonin has been leaving you feeling foggy the next morning, check out our top choices for all-natural sleep aids.

We tried the new Therabody SleepMask. Read CR's review to find out whether this vibrating mask can you sleep better.