Disease and Its Causes

"Disease and Its Causes" by W. T. Councilman is a non-fiction book explaining disease as a complicated situation where living things deal with their surroundings, and it talks about different things that affect health. It mainly looks at diseases that can spread and how they work, explaining how bodies react to them. The book starts by explaining what disease is, saying it's when living things and their environment aren't in balance. Councilman talks about what makes living things alive, like cells being the main building blocks and how they change to fit where they are. The text also mentions how important surroundings are in causing diseases, getting things ready for talking about specific sicknesses later on.