The National Academies: What You Need To Know About Infectious Disease

The National Academies

What You Need To Know About Infectious Disease

 

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.

 

Infection

Microbes are all around us. Most don’t do any harm but what about the few that cause infection? Learn the basics.

Threats

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?

Challenges

Infectious disease isn’t limited by national borders. Learn how our modern way of life contributes to the spread and emergence of disease.

Prevention

What do we need to do—as individuals and as a society—to stave off the threat of infectious disease?

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Infectious Disease Videos

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What You Need to Know About Infectious Disease

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What do you know about infectious disease?

 

Of the more than 1,700 known viruses, bacteria, and other pathogens that infect people, how many have come from animals?

 

 

 

  • Sorry, that’s incorrect.

    More than half of the known pathogens that infect people have come from animals. Of the 37 new infectious diseases identified in just the past 30 years, two-thirds sprang from animals.

  • Sorry, that’s incorrect.

    More than half of the known pathogens that infect people have come from animals. Of the 37 new infectious diseases identified in just the past 30 years, two-thirds sprang from animals.

  • Correct!

    More than half of the known pathogens that infect people have come from animals. Of the 37 new infectious diseases identified in just the past 30 years, two-thirds sprang from animals.

Infectious Disease Defined

Antibiotic Resistance

The process through which pathogenic microorganisms, by way of genetic mutation, develop the ability to withstand exposure to the drugs used to eradicate them.

View our full glossary

Disease Watchlist

Lyme Disease

Lyme disease is an inflammatory disease caused by the bacterium Borrelia burgdorferi, which normally lives in mice, squirrels, and other small animals. It is transmitted among these animals—and to humans—through the bites of certain species of ticks.

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