The 10 most dangerous viruses in the world

Some of them are not known too well but they might break the wall to assess our body. What we do to protect ourselves is not enough and this article will tell you little about the 10 most dangerous viruses in the world.

The 10 most dangerous viruses in the world:

Here is the list of the most deadly viruses that exist in the world today:

most dangerous viruses

Marburg hemorrhagic fever:

This virus causes a hemorrhagic fever which is very serious resulting in a mortality rate of up to 88%. It is believed that the natural host of this virus is a fruit bat. Among humans, it is transmitted by blood, sexual or other body fluids. The first time this virus was identified in 1967 when there were several simultaneous outbreaks in the German city of Marburg, in Frankfurt and in Belgrade, Serbia. The symptoms observed at the beginning are high fevers, severe headaches, and constant malaise. Subsequently, there will be diarrhea, rashes on the skin as well as bleeding gums, vagina, nose and vomiting in the most severe cases. Still, there are no vaccines or specific treatments to deal with this virus.

most dangerous viruses


Sadly we have heard a lot about this virus. It was first identified in 1976 when 80% of those affected died. The disease begins with high fevers, pains, vomiting, and diarrhea. It also has severe bleeding, dehydration, and consequently, a multi-organ failure will appear to lead the patient to death. Without a doubt, Ebola is one of the most deadly viruses.

most dangerous viruses

Crimean-Congo fever:

The condition and transition process and the symptoms of the patients are very similar to those produced by Marburg and Ebola. Over the years it has become one of the most deadly viruses.

most dangerous viruses

Herpes zoster:

The condition starts with an itching or tingling in the face or on one side of the body. It gets us confused with common herpes but the Zoster extends like a red rash throughout the skin accompanied by intense pains.

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The next phase of the disease goes through an acute increase of the symptoms that sometimes results in a post herpetic neuralgia. The worst part of this is the sufferers face terrible discomforts for years with different intensities. Although it is a little-known disease but it is estimated that at least one in four people will have it at some point.

most dangerous viruses

Junin Virus:

It is a hemorrhagic fever Argentina during which patients suffers sepsis, bleeding into the skin and conjunctivitis. The most negative part of this virus is the symptoms are not exactly the same in most cases so sometimes we get confused to recognize it.

most dangerous viruses


HIV or Human Immunodeficiency Virus is one of the most dangerous viruses in the world and it has the high mortality rate that has occurred in recent decades. However, the perspective on this virus has improved and thanks to anti-retroviral have significantly decreased death rate. Despite this, it is estimated that in 2016 more than 1.5 million people died in the world and sorry to say very few of them have access to relevant treatments. Scientific progress has been made and life expectancy has been increased and also the quality of life of those affected. But still, it continues to be an incurable and deadly virus that weakens the immune system, making the body increasingly vulnerable to all kinds of diseases.

most dangerous viruses

Lassa virus:

Annually several thousand people die due to this virus. The host is rats and mice from West Africa. The symptoms include a sore throat, cough, fever, headaches and gastrointestinal problems. Currently, there is no vaccine to stop it.

most dangerous viruses


According to WHO it is estimated more than 100 million people a year are infected with Dengue. The mosquitoes are the ones who transmit this disease, spreading it everywhere.

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Dengue causes flu-like symptoms but sometimes resulting from severe dengue fever, which is a cause of infant mortality in Latin American and Asian countries. Although there are no specific treatments but it is important to quickly detect the condition in the patients and to assist them sanitarily since, thanks to this, the mortality rate stays below 1%.

most dangerous viruses


We have included it in this list as the most dangerous rabies virus because still today there is a problem in some countries although there is a vaccine available in the market. Again, the inability to access appropriate health care is to blame for the deaths of many people. It is spread through bites, scratches, and saliva.

most dangerous viruses

Human papillomavirus:

It is the STDs (Sexually Transmitted Disease) more common on the globe. Women are the most affected by any of the 150 different types of this virus that exist. In them, it can produce genital warts or cancer of uterus, vulva or vagina. It may also develop bo penile, anal or oropharyngeal cancer in men body.

End with:

As you see in this list of the 10 most dangerous viruses in the world is not only dangerous threat the virus itself, but also the ability to access the appropriate treatments of lacking much of the world’s population, unfortunately.


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