Every day there is a new concept of healthy eating. Someone recommends giving up meat, someone protests against gluten, a million disputes around dairy products, sugar substitutes, sports nutrition, calorie norms and BZU ratio. Where is the truth? Who to believe? How to eat to be slim and healthy? Each person is different, and the most important task is to pick up the key to your own body. After reading this book, you can understand how you choose foods, why you cook certain dishes, how you eat on holidays and on ordinary days, why you overeat or undernourish.