- What was the survival rate for polio?
- What stopped polio?
- How long did it take for the polio vaccine to be effective?
- Is polio a man made disease?
- Can you recover from polio?
- What really caused polio?
- How long do polio survivors live?
- What famous person had polio?
- Can you catch polio twice?
- Can you still get polio after the vaccine?
- What caused polio outbreak in the 50’s?
- What does Polio do to legs?
- Why does polio affect the legs?
- How many polio survivors are still alive?
- Does polio still exist 2020?
- What is the key symptom of polio?
- How old is the oldest polio survivor?
What was the survival rate for polio?
The death-to-case ratio for paralytic polio is generally 2%–5% among children and up to 15%–30% for adults (depending on age)..
What stopped polio?
Several key strategies have been outlined for stopping polio transmission: High infant immunization coverage with four doses of oral polio vaccine (OPV) in the first year of life in developing and endemic countries, and routine immunization with OPV and/or IPV elsewhere.
How long did it take for the polio vaccine to be effective?
It was developed in 1961. OPV was recommended for use in the United States for almost 40 years, from 1963 until 2000. The results have been miraculous: Polio was eliminated from the United States in 1979 and from the Western Hemisphere in 1991. Since 2000, only IPV is recommended to prevent polio in the United States.
Is polio a man made disease?
No, says Wimmer. “Polio is a very simple virus,” he tells WebMD. “The smallpox virus is much, much larger, and to put it together from scratch right now is almost impossible. Smallpox could not be re-created now, but maybe in 20-30 years when technology is more advanced.
Can you recover from polio?
People who have milder polio symptoms usually make a full recovery within 1–2 weeks. People whose symptoms are more severe can be weak or paralyzed for life, and some may die. After recovery, a few people might develop “post-polio syndrome” as long as 30–40 years after their initial illness.
What really caused polio?
What causes polio? Polio is caused by the poliovirus. The virus enters the body through the mouth. It is spread through contact with the feces (stool) of an infected person or through exposure to phlegm or mucus when an infected person coughs or sneezes.
How long do polio survivors live?
For years, most polio survivors lived active lives, their memory of polio mainly forgotten, their health status stable. But by the late 1970s, survivors who were 20 or more years past their original diagnosis began noting new problems, including fatigue, pain, breathing or swallowing problems, and additional weakness.
What famous person had polio?
President Franklin D. RooseveltAmong the famous survivors of polio are President Franklin D. Roosevelt, who contracted polio in 1921 at the age of 39 and used a wheelchair thereafter, though he attempted to hide his paralysis during public appearances.
Can you catch polio twice?
Does past infection with polio make a person immune? There are three types of polio virus. Lifelong immunity usually depends on which type of virus a person contracts. Second attacks are rare and result from infection with a polio virus of a different type than the first attack.
Can you still get polio after the vaccine?
No, thanks to a successful vaccination program, the United States has been polio-free for more than 30 years, but the disease still occurs in other parts of the world. It would only take one person with polio traveling from another country to bring polio back to the United States.
What caused polio outbreak in the 50’s?
No one knew how polio was transmitted or what caused it. There were wild theories that the virus spread from imported bananas or stray cats. There was no known cure or vaccine. For the next four decades, swimming pools and movie theaters closed during polio season for fear of this invisible enemy.
What does Polio do to legs?
Symptoms vary from mild, flu-like symptoms to life-threatening paralysis. In less than 1% of cases, polio causes permanent paralysis of the arms, legs or breathing muscles. Between 5 and 10% of people who develop paralytic polio will die. Physical symptoms may return 15 years or more after the first polio infection.
Why does polio affect the legs?
These nerve cells cannot regenerate, and the affected muscles lose their function due to a lack of nervous enervation – a condition known as acute flaccid paralysis (AFP). Typically, in patients with poliomyelitis muscles of the legs are affected more often than the arm muscles.
How many polio survivors are still alive?
The World Health Organization estimates that 10 to 20 million polio survivors are alive worldwide, and some estimates suggest that 4 to 8 million of them may get PPS.
Does polio still exist 2020?
Polio does still exist, although polio cases have decreased by over 99% since 1988, from an estimated more than 350 000 cases to 22 reported cases in 2017. This reduction is the result of the global effort to eradicate the disease.
What is the key symptom of polio?
Paralysis is the most severe symptom associated with polio, because it can lead to permanent disability and death. Between 2 and 10 out of 100 people who have paralysis from poliovirus infection die, because the virus affects the muscles that help them breathe.
How old is the oldest polio survivor?
Loraine Allen may be the oldest survivor of polio in the U.S. Allen is 97.