Related in Disorders and Conditions, Infections

Smallpox: MedlinePlus
Smallpox is a disease caused by the Variola major virus. Some experts say that over the centuries it has killed more people than all other infectious diseases combined. Worldwide vaccination stopped
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Hepatitis | MedlinePlus
What is hepatitis? Hepatitis is inflammation of the liver. Inflammation is swelling that happens when tissues of the body are injured or infected. It can damage your liver. This swelling and damage ca
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Traveler's Health: MedlinePlus
Traveling can increase your chances of getting sick. A long flight can increase your risk for deep vein thrombosis. Once you arrive, it takes time to adjust to the water, food, and air in another plac
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Pneumocystis Infections | Pneumocystis Pneumonia | MedlinePlus
Pneumocystis jirovecii is a tiny fungus that lives in the lungs of many people. Most people's immune systems keep the fungus under control. But if you have a weakened immune system, the fungus can mak
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