The book "Disease and Its Causes" is a unique scientific work by the famous author W. T. Councilman (William Thomas Councilman), which explores the nature of diseases and their origin. In his book, the author considers various aspects of the occurrence of diseases, starting from the molecular level to the influence of the external environment on the body. Councilman manages to explain complex scientific concepts in a simple and accessible way, making this book not only a useful resource for medical professionals, but also an exciting discovery for a wide range of readers interested in health and medical science. "Disease and Its Causes" is an amazing combination of detailed analyzes and cognitive conclusions that helps us better understand the nature of diseases and ways to overcome them.