Emerging Infectious Diseases

Vector borne infections

Vectors are living carriers that can transfer infectious diseases between humans or from animals to humans. Many vectors are parasites like bloodsucking insects, which consume on disease-producing pathogen during a blood meal from an infected host and later transfer it into a new host during their following blood meal. Mosquitoes are the famous known disease vector. Others comprises of ticks, sand flies, fleas and some freshwater aquatic snails. Vector-borne diseases are disorders caused by pathogens in human populations. Every year there are more than 5 billion cases and over 3 million deaths from vector-borne diseases such as malaria, dengue, leishmaniasis, Chagas disease, yellow fever and Japanese encephalitis globally. Vector borne diseases report for 15% of overall infectious diseases. Circulation of these diseases is judged by a convoluted potent of environmental and communal factors.