To what extent do we control the ending of our lives and how predetermined is it? What can be done to stop the decline in cognitive and physical activity associated with aging? Answers to these and many other questions you will find in the book of the famous neuroscientist and best-selling author about the nature of age-related changes and how you can live a long time and what you need to do now (at any age) in order to live life to the fullest at 70, 80 and 90. The book is intended for a wide range of readers. Published in Russian for the first time.