What is the only human disease to have been completely?

In 1980 WHO declared smallpox eradicated – the only infectious disease to achieve this distinction.


What is the only human disease to have been completely eradicated?

Therefore, in 1980 the World Health Organization declared smallpox the first – and so far only human – disease to be eradicated globally.

What was the first disease in humans?

Veronique Vincent and colleagues at the Pasteur Institute, Paris, suggests that the present-day bacterium originated form a precursor or progenitor species — call it mycobacterium proto-tuberculosis , which could be as old as 3 million years.


Which disease is most likely to be eradicated?

Polio and Guinea worm are the diseases that have the best chances of being eradicated next. The number of cases of both have decreased dramatically over the last 35 years.

Which disease has no cure?

cancer. dementia, including Alzheimer's disease. advanced lung, heart, kidney and liver disease. stroke and other neurological diseases, including motor neurone disease and multiple sclerosis.


What is the only human disease to have been eradicated by vaccination?



Is polio fully eradicated?

Thanks to the polio vaccine, dedicated health care professionals, and parents who vaccinate their children on schedule, wild poliovirus has been eliminated in this country for more than 30 years. Since 1979, no cases of polio caused by wild poliovirus have originated in the U.S.

What are the only 2 diseases declared to be eradicated by who?

The world has successfuly eradicated two diseases: Smallpox was declared eradicated in 1980. Rinderpest was declared eradicated in 2011.

Which disease has almost been eliminated from the world?

With a cheap and effective vaccine, cases of polio across the world have plunged by nearly 99% since 1988. Only three countries still see regular cases of polio: Nigeria, Pakistan, and Afghanistan, and efforts are underway to eradicate the disease completely.


Is polio curable now?

No, there is no cure for polio. Polio vaccine is the best way to protect against polio. Safe and effective vaccines exist: the oral polio vaccine (OPV) and the inactivated polio vaccine (IPV), the only vaccine used in the United States since 2000.

What is the 1st virus in the world?

Tobacco plants are damaged sometimes with mosaic-like patterns on the leaves. These patterns are caused by the tobacco mosaic virus, which at the end of the 19th century became the first virus ever discovered.

What is the oldest virus?

The Oldest Virus Ever Sequenced Comes From a 7,000-Year-Old Tooth. It seems to belong to an extinct lineage of hepatitis B. Seven thousand years ago, in a valley that is today central Germany, a young man lay down to die.


How old is the oldest disease?

The oldest contagious disease known to affect humans is tuberculosis, a respiratory disease caused by Mycobacterium tuberculosis. The bacterium is thought to have existed in something similar to its modern form for more than 70,000 years, and has been infecting humans since early prehistory.

What was the first disease to be completely eradicated around the world?

World Free of Smallpox

Almost two centuries after Jenner hoped that vaccination could annihilate smallpox, the 33rd World Health Assembly declared the world free of this disease on May 8, 1980. Many people consider smallpox eradication to be the biggest achievement in international public health.

How many diseases have been fully eradicated?

To date, the World Health Organization (WHO) has declared only 2 diseases officially eradicated: smallpox caused by variola virus (VARV) and rinderpest caused by the rinderpest virus (RPV).


What diseases don t have a vaccine?

But there is still — despite 30 years of effort — no AIDS vaccine. There is no universal flu vaccine. There are no vaccines with long-lasting protection against malaria or tuberculosis. None for parasites like Chagas, elephantiasis, hookworm or liver flukes.

What vaccines are no longer needed?

One live virus vaccine that's no longer used in the United States is the oral polio vaccine (OPV). The success of the polio vaccination program made it possible to replace OPV with the inactivated polio vaccine (IPV), which contains a killed virus form.

What are six killer diseases?

Of great importance to public and child health are the vaccines against the so-called six killer diseases of childhood-measles, pertussis, diphtheria, tetanus, tuberculosis and poliomyelitis.


What are the 7 killer diseases?

7 Deadliest Diseases in History: Where are they now?
  • The Black Death: Bubonic Plague. ...
  • The Speckled Monster: Smallpox. ...
  • Severe Acute Respiratory Syndrome (SARS) ...
  • Avian Influenza: Not Just One For The Birds. ...
  • Ebola: On The Radar Again. ...
  • Leprosy: A Feared Disease That Features In The Old Testament.


Why is rabies not targeted?

Eradication of rabies is not feasible, primarily because of the extensive, varied animal reservoirs of the virus and the inability to eliminate those reservoirs through available technology. It is possible to eliminate human rabies in urban areas, although the costs and benefits of doing so should be considered.

What is polio caused by?

Polio, or poliomyelitis, is a disabling and life-threatening disease caused by the poliovirus. The virus spreads from person to person and can infect a person's spinal cord, causing paralysis (can't move parts of the body).


Can COVID be eradicated?

Our scoring for eradicability suggests that COVID-19 eradication might be slightly more feasible than for polio (although only two of three serotypes eradicated to date), but much less so than smallpox.

Can polio ever come back?

No. The type of poliovirus detected in Jerusalem, London, and New York is a form of poliovirus called circulating vaccine-derived poliovirus, which is not the same as the wild poliovirus detected in Malawi and Mozambique.

Where is polio still found 2022?

At present, only 2 countries worldwide remain with indigenous transmission of wild poliovirus type 1 (WPV1) – Afghanistan and Pakistan. In Afghanistan, in 2022, the WPV1 has left 2 children paralyzed, whereas in Pakistan, 20 children have been affected this year.


Why can't we eradicate polio?

The misconception of people about polio vaccine, insecurity within the country and poor health system are the reasons of failure of polio eradication campaigns in these regions.