Top 5 Worst Pandemic Outbreak in the History

As human civilization emerged, infectious diseases also rose. From COVID-19 to the influenza virus, many brutal diseases have caused more than a million deaths. Learning about the worst pandemic in history can help lead a better life and a lesson to protect ourselves. In this blog, we’ll cover the five deadliest pandemics in history.

What is Pandemic?

A pandemic is an infectious disease that spreads across a large area, multiple continents, or worldwide. It affects and kills a large number of people. 

Five Worst Pandemic in History

How long did the world’s longest pandemic last? Scroll down to learn about the most deadly pandemics in human history.

HIV/AIDS Pandemic ( 2005-2012)

Death Toll: 36 million

It originated in 1976 in the Democratic Republic of the Congo. Since 1981, HIV/AIDS has killed over 36 million people worldwide, making it the worst pandemic in history. At present, between 31 to 35 million people are living with HIV, many of them from Sub-Saharan Africa, approximately 21 million people are infected. Eventually, new treatments were introduced that make HIV controllable. From 2005 to 2012, the annual death rate decreased from 2.2 million to 1. Million.

Asian Flu (1956-1958)

Death Toll: 2 million

Influenza (1956-1958)

Asian Flu was an outbreak of an influenza A virus subtype H2N2, founded in 1956, in china. It lasted till 1958. In the two years of the spree, this flu spread from China to Singapore, Hong Kong, and the US. According to the World Health Organization(WHO) recorded approximately 2 million deaths, 116,000 of those in the United States alone.

The Black Death (1346-1353)

Death Toll: 75 – 200 million

The outbreak of bubonic plague pandemic originated from 1346 to 1353 in Afro-Eurasia. The Black Death is considered the most fatal pandemic recorded in human history. It caused the death of between 75 to 200 million people from 1347 to 1351.

Spanish Flu: 1918-1920

Death Toll: 500 million

Spanish flu was caused by the H1N1 influenza A virus, known as the most severe pandemic in human history. It is also called the 1918 influenza pandemic or the Great Influenza epidemic. The Spanish flu’s first outbreak was unknown but first observed in the United States. It was estimated that the death toll of the Spanish flu was around 500 million people worldwide. Despite the term Spanish flu, it did not originate from Spain. The country was considered a neutral nation during the war, hence it was added with illness.

Coronavirus- (2019-present)

Death Toll: 4.5 million

Coronavirus disease aka (COVID-19) is an ongoing pandemic disease caused by the SARS-CoV-2 virus. It is continuing to spread across the world, with over 220 million cases. Currently, the death toll is estimated at around a 4.5million across the world. It was first detected on 31 December 2019 in Wuhan, China. COVID-19 viruses are a group of viruses that cause disease in animals and humans.