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Four of the six known ebolaviruses, including EBOV, cause a severe and often fatal hemorrhagic fever in humans and other mammals, known as Ebola virus disease (EVD). Ebola virus has caused the majority of human deaths from EVD, and was the cause of the 2013–2016 epidemic in western Africa , [ 3 ] which resulted in at least 28,646 suspected ...
Widespread non-communicable diseases such as cardiovascular disease and cancer are not included. An epidemic is the rapid spread of disease to a large number of people in a given population within a short period of time; in meningococcal infections , an attack rate in excess of 15 cases per 100,000 people for two consecutive weeks is considered ...
Human infectious diseases may be characterized by their case fatality rate (CFR), the proportion of people diagnosed with a disease who die from it (cf. mortality rate).It should not be confused with the infection fatality rate (IFR), the estimated proportion of people infected by a disease-causing agent, including asymptomatic and undiagnosed infections, who die from the disease.
The latest disease outbreak in the Democratic Republic of Congo began on Jan. 21, with 419 cases recorded and 53 deaths. ... The number of such outbreaks in Africa has surged by more than 60% in ...
In 2011, 6.9 million children under five died, down from 7.6 million in 2010, 8.1 million in 2009, and 12.4 million in 1990. About half of child deaths occur in Sub-Saharan Africa. Reduction of child mortality was the fourth of the United Nations' Millennium Development Goals.
In August 2021, two months after the re-emergent Ebola epidemic in the Guéckédou prefecture was declared over, a case of the Marburg virus disease was confirmed by health authorities through laboratory analysis. [112] This is the first-ever case of the Marburg virus disease in West Africa. [113] On August 2, the patient succumbed to the ...
Man with syphilis in German East Africa, c. early 1900s. Syphilis, a sexually transmitted infection, is a major danger to public health, particularly in developing countries, including those in sub-Saharan Africa. The disease, whose origin is contested amongst researchers, arrived in Africa no later than the 16th century. Since then, it has ...
[81] [82] In equatorial Africa, human consumption of bushmeat has been linked to animal-to-human transmission of diseases, including Ebola. [ 83 ] Although it is not entirely clear how Ebola initially spreads from animals to humans, the spread is believed to involve direct contact with an infected wild animal or fruit bat. [ 62 ]