Most Dangerous Virus in the World 

14 JUN 2024

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HIV (Human Immunodeficiency Virus)

Causes AIDS, a disease that has claimed millions of lives worldwide. While antiretroviral therapy can manage HIV, there is no cure.

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Influenza (Flu) Virus:

Particularly the 1918 Spanish flu, which caused a pandemic killing an estimated 50 million people. Seasonal flu strains also cause significant morbidity and mortality.

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Ebola Virus:

Causes Ebola virus disease, with high fatality rates ranging from 25% to 90% in past outbreaks.

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Marburg Virus:

Similar to Ebola, Marburg virus causes Marburg virus disease, a hemorrhagic fever with high fatality rates.

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Rabies Virus:

Almost always fatal once symptoms appear, rabies is preventable through vaccination but remains a significant threat in many parts of the world.day.

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Hantavirus:

Causes Hantavirus Pulmonary Syndrome (HPS) and Hemorrhagic Fever with Renal Syndrome (HFRS), both of which have high fatality rates.

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Dengue Virus:

Causes dengue fever, which can progress to severe dengue (dengue hemorrhagic fever or dengue shock syndrome), leading to significant morbidity and mortality.

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Smallpox (Variola) Virus:

Eradicated in 1980, smallpox had a high fatality rate and caused devastating outbreaks throughout history.

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MERS-CoV (Middle East Respiratory Syndrome Coronavirus)

Causes MERS, with a high fatality rate and potential for outbreaks.

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SARS-CoV-2 (Severe Acute Respiratory Syndrome Coronavirus 2)

The virus responsible for COVID-19, which has caused a global pandemic with millions of deaths and widespread social and economic disruption.