10 Deadliest Diseases Caused by Mosquitoes

Mosquitoes are not only unbearable tiny vampires, they are also one of the most dangerous creatures in the world. They are the reason of many both minor and deadly diseases.

The US Center of Disease Control had announced that over 1.5 million people worldwide lose life, every year, due to mosquito-borne diseases.

Check out the 10 deadliest diseases caused by mosquitoes !

10. Dengue Fever


Dengue fever is known among the people who live in tropical and subtropical climates, and is one of the most dangerous diseases caused by mosquitoes. Dengue mosquitoes multiply in our body’s cells

which causes extreme fever, headache, rashes and joints pain as the main symptoms. The mosquito responsible for this disease is called Aedes mosquito. There is no efficient medications and treatments available so far for this disease.

9. West Nile Virus


West Nile Virus is most common in animals and birds, but reports show that this virus is also found in the human cells. This virus is caused by Culex mosquitoes, it affects the blood circulation

of the body and damages the brain tissues, and in worst cases, it can lead to convulsions, coma and death. The disease can also spread through breast-feeding from mother to child.

8. Malaria


Malaria is caused by two viruses : Plasmodium vivax or Plasmodium falciparum. A female Anopheles mosquito’s bite can transmit any of these viruses into the human’s blood stream, which results in migrating to the liver and ruining its proper functioning.

These malarial parasites keep on generating within the body, causing fever, chills, sweating, headaches and severe-flu. Doctors are known to recommend an anti-malarial drug that’s made of quinine.

7. Yellow Fever


Yellow fever is caused by Aedes or Aedes aegypti mosquitoes, and is common in Africa and South America. This disease keeps in developing within the body for 4 to 7 days , until the victim starts experiencing severe headache, nausea and severe fever. The cure or treatment for yellow fever hasn’t been discovered so far.

Although there are a few vaccinations, but their effect lasts only for a short period of time and as soon as the vaccine stops, the disease re-originates again.

6. Rift Valley Fever (RVF)


Rift Valley Fever is most common in people who live with animals, such as sheep, buffaloes, goats and cows. The disease is caused by RVF virus, and several reports reveal that RVF has been seriously spreading in different parts of the world. Especially in West Africa, Saudi Arabia and parts of Asia.

5. Murray Valley Encephalitis


Murray Valley Encephalitis is another deadly disease, scoring the highest rate of victims in Australia. Even though the victims are rarely found, but wherever there is brain tissues’ damage, there is the presence of this disease’s viruses.

The symptoms are usually headaches, neck stiffness, seizure and drowsiness. Once the symptoms start to show, the person infected must be immediately carried to the nearby hospital.

4. Chikungunya


Chikungunya is a disease caused Aedes aegypti and Aedes albopictus mosquitoes, and is among the deadliest diseases. The victim will experience joints pain, headaches, vomiting, back pain and skin rashes. However, this disease can be treated if proper medications are prescribed. Patients also take some pain relieves, like ibuprofen, naproxen and paracetamol.

3. Japanese Encephalitis


Japanese Encephalitis is a severe infectious disease that mainly targets the human brain. This disease is most common is Asia, New Guinea and North Queensland. The simple bite of mosquitoes can can cause serious symptoms, including fever, convulsion, sever headaches and coma. Infected people can actually be cured with vaccinations.

2. Dog Heartworm (Dirofilaria immitis)


Dirofilaria immitis is one of the most life-threatening diseases, caused by roundworms and mosquitoes. This disease is common in USA and Canada.

A mosquito’s bite containing the larvae of this roundworm is the main reason of the transmission of this disease.Such mosquitoes feed mainly on animals blood, and it is recommended to keep dogs, cats and parrots outside the house.

1. Western Equine Encephalitis (WEE)


Western Equine Encephalitis is a disease caused by Culex tarsalis, and was first discovered in Canada and Mexico. Over 1,000 cases are reported every year of deaths caused by this disease.

WEE is common in both human beings and horses. Fortunately, the vaccine to cure this disease is available nowadays.


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