Cytokines are a group of peptides secreted by cells of the immune system such as macrophages, lymphocytes, and T cells. They can be divided into functional families and have-wide ranging impacts that affect cells and molecular pathways to the whole individual. Written by distinguished scholars and experts, this book is a holistic reference to enable scientists and doctors to understand cytokines in specific or broad detail. The book is divided into sections that cover general and cellular aspects, lifestyle factors, immunology and infections, cancer, cardiovascular and metabolic disease, and organs and tissue systems.