Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Anthrax is an infectious bacterial disease that affects animals. However, the disease can be transmitted to humans as well and people of all ages can be infected. Although most cases of anthrax infection do not require any medical treatment, anthrax can cause death. The disease which has affected humans and animals for centuries, today has reentered the modern world as a terrorist weapon. Learn more about anthrax, its cause, symptoms and treatment as well as its potential use as a biologic weapon in this book.