What is the number 1 deadliest virus?

What’s the worst virus in history

1. The Black Death: Bubonic Plague. The Black Death ravaged most of Europe and the Mediterranean from 1346 until 1353. Over 50 million people died, more than 60% of Europe's entire population at the time.

What disease caused the most deaths in history

By death toll

Rank Epidemics/pandemics Death toll
1 Black Death 75–200 million
2 Spanish flu 17–100 million
3 Plague of Justinian 15–100 million
4 HIV/AIDS epidemic 42 million (as of 2023)

What is the strongest virus

Top 10 most dangerous viruses in the worldMarburg virus. The most dangerous virus is the Marburg virus.Ebola.Hantavirus.Bird flu virus.Lassa virus.Junin virus.The Crimea-Congo fever.The Machupo virus.

How old is the first virus

Two scientists contributed to the discovery of the first virus, Tobacco mosaic virus. Ivanoski reported in 1892 that extracts from infected leaves were still infectious after filtration through a Chamberland filter-candle.

What are the worst viruses

The deadliest viruses in historyMarburg virus.Ebola virus.Rabies.HIV.Smallpox.Hantavirus.Influenza.Dengue.

What disease killed the fastest

The world's fastest killer is ischaemic heart disease, responsible for 16% of the world's total deaths.Cerebrovascular diseases such as stroke are also extremely fatal within minutes of their onset.

Who created the iloveyou virus

Onel de Guzman

Common name ILOVEYOU
Point of origin Manila, Philippines
Author(s) Onel de Guzman
Operating system(s) affected Windows 9x, Windows NT 4.0, Windows 2000
Written in VBScript

Can the T-virus exist

The good news is that it's astronomically implausible. “We've had only two or three instances in my lifetime that could be even remotely comparable to Resident Evil's description of the t-Virus outbreak,” says Waterfield, “And they aren't even close. That's Ebola, SARS, and the various mutations of the influenza virus.

Which virus is the smallest virus

Adenovirus is the smallest virus and Mycoplasma is the smallest bacteria. Both bacteria and viruses are contagious organisms that lead to many diseases in both plants and animals.

Are viruses the oldest

According to Caetano-Anolles's microbial family tree, viruses are ancient – but they were not the first form of life.

Is the iloveyou virus still around

Although the ILOVEYOU virus is no longer active, it serves as an example of how quickly malicious code can spread across the internet and cause widespread damage. Additionally, it highlights the importance of being aware of cyber threats and taking steps to protect yourself from them.

Which disease led to death

The top global causes of death, in order of total number of lives lost, are associated with three broad topics: cardiovascular (ischaemic heart disease, stroke), respiratory (chronic obstructive pulmonary disease, lower respiratory infections) and neonatal conditions – which include birth asphyxia and birth trauma, …

What disease is slow death

The slow death: Alzheimer's disease.

What is Zeus virus

Zeus Virus (or Zeus Trojan malware) is a form of malicious software that targets Microsoft Windows and is often used to steal financial data.

Is the ILOVEYOU virus still exist

Although the ILOVEYOU virus is no longer active, it serves as an example of how quickly malicious code can spread across the internet and cause widespread damage. Additionally, it highlights the importance of being aware of cyber threats and taking steps to protect yourself from them.

Who broke the T-Virus


Spence and Alice remember that Spence was the thief who stole and purposefully released the T-virus, and hid the T-virus and anti-virus on the train. Spence turns against the others but is bitten by a zombie, which he kills before trapping the survivors in the lab.

Does the T-Virus create zombies

Zombies are humans resurrected from the dead, mostly due to T-Virus infection. Symptoms of the T-Virus include mutation and progressive skin decay. They are known as "Zombies" due to their grotesque, corpse-like appearance.

How big is the biggest virus

1.5 microns

The physically largest virus is Pithovirus sibericum, at 1.5 microns (or 1,500 nanometers) in length [2]. Though that might seem tiny, it is larger than some bacteria, and approximately half the width of a strand of spider web silk [3].

Are viruses very tiny

Viruses are the smallest of all the microbes. They are said to be so small that 500 million rhinoviruses (which cause the common cold) could fit on to the head of a pin. They are unique because they are only alive and able to multiply inside the cells of other living things.

How was the first virus born

Virus-first hypothesis: Viruses evolved from complex molecules of protein and nucleic acid before cells first appeared on earth. By this hypothesis, viruses contributed to the rise of cellular life. This is supported by the idea that all viral genomes encode proteins that do not have cellular homologs.

How old is virus on earth

Scientists believe they are at least as old as the first cells, which emerged around 4 billion years ago, but viruses could be even older, existing in the precellular world as self-replicating entities that subsequently evolved into forms that parasitize other cells.

Does PC virus still exist

No matter which device you use, ‌computer viruses are not a thing of the past. Keep reading to learn more about what a computer virus is and why you should still be concerned about online security in the modern tech age.

How many people died in the world

How many people die each year The first chart here shows the annual number of deaths since 1950 and includes the projection made by the UN until the end of the century. Again, it is possible to switch this chart to any other country or world region. There were 67.1 million deaths in 2022.

What disease causes fast death

Coronary artery disease causes most cases (80%) of sudden cardiac death. In people who are younger, congenital (since birth) heart defects or genetic abnormalities in their heart's electrical system are often the cause. In people age 35 and older, the cause is more often related to coronary artery disease.

Is Trojan virus real

One form of Trojan malware has targeted Android devices specifically. Called Switcher Trojan, it infects users' devices to attack the routers on their wireless networks. The result Cybercriminals could redirect traffic on the Wi-Fi-connected devices and use it to commit various crimes.