This alpha brainwave is what is present when we are relaxed and conscious. To induce sleep (a delta brainwave of 5 hertz), a person may need to devote at least 45 minutes, in a relaxed position, ...

all of which are also associated with deeper sleep. "Relaxing music triggers changes to the body that in many ways mimic a sleep state," said Michael Breus, a sleep medicine expert and the founder ...

CNET's sleep and wellness experts turn to these "comfort" shows for unwinding before bedtime -- and you can, too.