New infectious diseases are emerging and old ones are appearing in new places around the globe. What’s behind this trend? And to what extent has human behavior amplified the problem? The National Academies, advisers to the nation in science, engineering, and medicine, provide the information you need to understand this complex topic.
Microbes are all around us. Most don’t do any harm but what about the few that cause infection? Learn the basics.
Certain aspects of disease are a particular threat to us today. What are some of the things we're most concerned about in the United States?
Infectious disease isn’t limited by national borders. Learn how our modern way of life contributes to the spread and emergence of disease.
Infectious Disease Videos
What do you know about infectious disease?
Infectious Disease Defined
Short for ribonucleic acid, RNA is a type of single-stranded molecule of nucleic acids that contains ribose and is responsible for controlling a number of chemical activities within cells.