Eliminate Negative Sleep Thoughts once hear this music

The feel of sleep. The deep, heavy feeling of being completely unaware of the world around you. The feeling of peace and the comfort of knowing that all is right in the world.
For centuries, sleep has been a mystery. Dreams have been seen as a means of escape from the stress of everyday life, but scientists still don't know how they work. Now, a new study has revealed the secrets of how we can use sleep to keep our brains sharp.