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Flu: Pandemics

Advanced Reading: Avian Flu in Humans

There’s evidence of bird flu infection in humans since 1997. Click here for the CDC article.

Related Web Site: Advanced Reading: Avian Flu in Humans

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How Flu Spreads

Person to Person The main way that influenza viruses are thought to spread is from person to person in respiratory droplets of coughs and sneezes. (This is called "droplet spread.") This can happen when droplets from a cough or sneeze of an infected person are propelled through the air and deposited on the mouth or nose of people nearby. Influenza viruses may also be spread when a person touches respiratory droplets on another person or an object and then touches their own mouth or nose (or...

Read the How Flu Spreads article > >

 

Advanced Reading: How Influenza Pandemics Occur

In this article, you’ll read more about virus genetics and how epidemics occur. Click here to get to the CDC web site.

Related Web Site: Advanced Reading: How Influenza Pandemics Occur

 

Advanced Reading: Flu and Flu Vaccine

Learn how viruses mutate and what that means for flu shots. This link takes you to an article on the CDC web site.

Related Web Site: Advanced Reading: Flu and Flu Vaccine

 

WebMD Medical Reference

Reviewed by Roy Benaroch, MD on June 20, 2012

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