"Infectious Diseases" is a research work by a renowned epidemiologist and physician that examines a wide range of diseases caused by viruses, bacteria, parasites, and fungi. This book describes in detail the symptoms, causes, methods of diagnosis and treatment of diseases such as influenza, tuberculosis, hepatitis, smallpox, malaria and many others. The author clearly explains the principles of transmission of infectious diseases, the risks of their spread and methods of prevention. This book will be a useful source of information both for specialists in the field of medicine and for a wide range of readers who are interested in maintaining their own health and preventing diseases.