Question

Address the following issues with regard to the disease malaria: Communicability, Prevalence (provide statistics)

Answer 1

Malaria is a leading cause of mortality and morbidity worldwide( esp in tropical countries). It is communicable and transfers rapidly. Fortunately, it is curable and preventable if some simple precautions are taken.

Communicability: Malaria is transferred on being bitten by the female Anopheles mosquito. Of the 400+ variants of this species, 30 are known major vectors of Malaria.All of these vector species bite between sunrise and sunset. The ease of transmission depends on factors like host immune status, vector species, environment, etc.

Prevalence: According to the World malaria report, released in November 2018 by the World Health Organization, there were 219 million cases of malaria in 2017, up from 217 million cases in 2016 which is roughly a 1% increase.5 countries carry half of all malaria burdenworldwide: Nigeria (25%), the Democratic Republic of the Congo (11%), Mozambique (5%), India (4%) and Uganda (4%). >90% of the disease burden is borne by Africa which also has the highest mortality rate.