Dengue is caused by four closely related viruses which can affect a single person several times in their life. Its symptoms include high fever, headache, pain behind the eyes, rashes, nausea, vomiting and joint pains.
Malaria is caused by four species of the genus Plasmodium – P. falciparum, P. vivax, P. malariae and P. ovale. P. falciparum is the deadliest as it affects the brain. Single drug to cure malaria is ineffective because of which a cocktail of drugs is used to control infection.
JE infects the central nervous system including the brain and spinal cord. The issue with a JE infection is that its symptoms are very mild or none at all. 30 out of 100 infected people die of this infection.
The Aedes aegypti mosquito spreads Chikungunya. Its symptoms include headache, fatigue, fever, vomiting, nausea and joint pain. There is no vaccine for the treatment of Chikungunya although it doesn’t kill.
Lymphatic filariasis damages the lymphatic system and causes swollen limbs. This is spread by parasitic filarial worms, Brugia malayi and Brugia timori.