Why We Sleep - Matthew Walker

How important is a sense of purpose in the life of an entrepreneur, and not only? How do caffeine and alcohol affect the quality of sleep? What happens during the REM phase and what is its significance? How much does sleep help in running your own business and a healthy lifestyle?

Buy me and read me

Sleep is one of the most important and least studied aspects of life. Not getting enough sleep, staying up all night or getting up too early affects our well-being and longevity. Only recently has science known the answers to the questions "Why do we sleep?" and what function sleep plays in life.

Matthew Walker has been studying sleep for over twenty years. He shares the results not only of his own research in this book. Thanks to it we'll learn how to increase the effectiveness and productivity of our work, sleep better and why caffeine has such a negative effect on our health.

The book is divided into four parts. The first explains what sleep is, how we know that we slept, how sleep changes over the course of our life and how various mammals sleep. The second part is devoted to explaining what sleep means for us, what happens in the brain and body during sleep. The third part is information related to the REM phase and dreams. The last, fourth part is devoted to the uses and social impact on sleep.

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