Is polio transmitted through air?

Is polio transmitted through air?

Sometimes poliovirus is spread through saliva from an infected person or droplets expelled when an infected person sneezes or coughs. People become infected when they inhale airborne droplets or touch something contaminated with the infected saliva or droplets. The infection usually begins in the intestine.

Why was polio so contagious?

Poliovirus is very contagious, and a person can transmit (spread) it even if they aren't sick. The virus goes from person to person in two ways. People with poliovirus in their bodies shed the virus through their feces (poop). The virus can then spread to other people when they swallow contaminated water or food.

What is the most common mode of transmission of the poliovirus?

Poliovirus is spread by the fecal-oral and respiratory routes. Infection is more common in infants and young children. Polio occurs at an earlier age among children living in poor hygienic conditions. In temperate climates, poliovirus infections are most common during summer and autumn.

Can you get polio from kissing?

Other ways to transmit the disease include: direct contact (via contaminated stool/feces or droplets spread on the hands, then touching the mouth) oral to oral (mouth to mouth) transmission by way of a person's infected saliva (like kissing, which may account for some instances of polio)

Is polio still around?

Wild poliovirus has been eradicated in all continents except Asia, and as of 2020, Afghanistan and Pakistan are the only two countries where the disease is still classified as endemic.

What year did the polio virus start?

1894, first outbreak of polio in epidemic form in the U.S. occurs in Vermont, with 132 cases. 1908, Karl Landsteiner and Erwin Popper identify a virus as the cause of polio by transmitting the disease to a monkey.

Does polio still exist?

Wild poliovirus has been eradicated in all continents except Asia, and as of 2020, Afghanistan and Pakistan are the only two countries where the disease is still classified as endemic.

Is the polio virus still active?

Wild poliovirus has been eradicated in all continents except Asia, and as of 2020, Afghanistan and Pakistan are the only two countries where the disease is still classified as endemic....Timeline.

Year	Estimated	Recorded
1985	—	38,637
...
1988	350,000	35,251
...

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Is Smallpox a virus or bacteria?

Before smallpox was eradicated, it was a serious infectious disease caused by the variola virus. It was contagious—meaning, it spread from one person to another. People who had smallpox had a fever and a distinctive, progressive skin rash.

Is polio a virus or bacteria?

Polio is a viral disease which may affect the spinal cord causing muscle weakness and paralysis. The polio virus enters the body through the mouth, usually from hands contaminated with the stool of an infected person. Polio is more common in infants and young children and occurs under conditions of poor hygiene.