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People do 8 billion different things in the day time but 8 billion people do the same thing at night time: Sleep. The best sleep is not only physical but in your mind and brain. The better your 1/3 of night is, the better your 2/3 day will be. How to get a good night sleep? What sleep really is? How important is it? In the book, you will have the knowledge of what is sleep, how to understand it and how to improve it.

Produktbeschreibung
People do 8 billion different things in the day time but 8 billion people do the same thing at night time: Sleep. The best sleep is not only physical but in your mind and brain. The better your 1/3 of night is, the better your 2/3 day will be. How to get a good night sleep? What sleep really is? How important is it? In the book, you will have the knowledge of what is sleep, how to understand it and how to improve it.