It's no secret that rain sounds offer troubled sleepers comfort. "Rain is predictable, calming, stable, and non-threatening," says Dr. Shelby Harris, a behavioral sleep-medicine specialist. According ...

Bedtime has arrived, and now it’s time to set the stage. Light-emitting electronics like the TV and computer are off. Phone is on airplane mode. Pajamas are breathable and comfortable. Bed is made.

I tried Amazon's popular Big Red Rooster machine, a white noise machine for people who can't sleep. The sleep machine has over 22,000 five-star ratings, and this is my personal review.