Infectious Diseases

Bird flu, malaria, plague and West Nile virus are infectious diseases we've all heard of. Find information on these epidemics and more in this section.

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5 Ways to Prevent Swine Flu

So you've heard all the hype about H1N1 and have no interest in being infected with a combination swine-avian-human influenza monster virus. What are the best ways to go about avoiding it?


How do infections go airborne?

There's a reason why the person hacking a lung up on public transportation is subject to such dirty looks -- he or she is subjecting the whole bus or train car to infection. But how do infections just hang in the air?

5 Ways to Prevent Swine Flu

So you've heard all the hype about H1N1 and have no interest in being infected with a combination swine-avian-human influenza monster virus. What are the best ways to go about avoiding it?

5 Myths About Swine Flu

When a subject dominates the news, you can be sure that everyone's got an opinion about it. Unfortunately, some of those opinions are bound to be based on pure misinformation -- so what do you have wrong about swine flu?

How did swine flu get its name?

This little piggy went to market, this little piggy stayed home and this little piggy gave us swine flu? Wrong. The swine flu of 2008 and 2009 doesn't even come from pigs. So why do we call it that?

How MRSA Works

MRSA, also called the superbug, is a bacterium becoming resistant to antibiotics. Read about treating MRSA infections and how MRSA can be controlled.

Does male circumcision up the risk of male-to-female HIV transmission?

The giddiness over studies showing that circumcision reduces a man's risk of contracting AIDS from an infected woman has died down a bit in the wake of subsequent research. It appears that a woman's risk of contracting AIDS from an infected man may be greater if he's circumcised.

Are we on the brink of an AIDS vaccine?

A research group in Atlanta has developed an AIDS vaccine that shows 96 percent effectiveness in non-human, pre-clinical trials. It's already in Phase I human trials and could be on the market within four years.

Malaria Overview

If you're a mother in tropical Africa, a biting mosquito is one of your worst fears, because it can transmit malaria. Learn about this serious, often fatal disease and find out why it's one of the world's most pressing public health concerns.

Infectious Diseases 101

Your body is constantly dealing with microorganisms, its own and those introduced from the outside. Some microorganisms can cause what are called infectious diseases. Learn how the body deals with them.

If you symptoms of the pneumonic plague, you should seek expert help immediately. Check out facts, tips, and preventative information about the pneumonic plague.