What caused the spread of disease in Africa?

There are four broad reasons chronic diseases are on the rise across the region, the report says. The first is rapid economic growth, and the urbanization it brings. Both can raise living standards, but bring with them health negatives. Pollution increases.

What causes diseases in Africa?

With malnutrition as a common contributor, the five biggest infectious killers in Africa are acute respiratory infections, HIV/AIDS, diarrhea, malaria and tuberculosis, responsible for nearly 80% of the total infectious disease burden and claiming more than 6 million people per year.

What factors contributed to the spread of disease?

Responsible factors include ecological changes, such as those due to agricultural or economic development or to anomalies in climate; human demographic changes and behavior; travel and commerce; technology and industry; microbial adaptation and change; and breakdown of public health measures.

What disease originated in Africa?

Latest information on diseases from Africa CDC

  • Anthrax. Anthrax is a serious infectious disease caused by gram-positive, rod-shaped bacteria known as Bacillus anthracis. …
  • Avian Influenza. …
  • Chikungunya. …
  • Cholera. …
  • COVID-19. …
  • Crimean-Congo Haemorrhagic Fever. …
  • Dengue Fever. …
  • Ebola Virus Disease.
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What is the major epidemic that is spreading thru Africa?

On March 23, 2014, the World Health Organization (WHO) reported cases of Ebola Virus Disease (EVD) in the forested rural region of southeastern Guinea. The identification of these early cases marked the beginning of the West Africa Ebola epidemic, the largest in history.

Is a serious health problem in Africa?

Without access to medicines, Africans are susceptible to the three big killer diseases on the continent: malaria, tuberculosis and HIV/AIDS. Globally, 50% of children under five who die of pneumonia, diarrhoea, measles, HIV, tuberculosis and malaria are in Africa, according to the World Health Organisation (WHO).

What three diseases were common in Africa?

New People, New Diseases Africa is often considered part of the “old world” consisting of Europe and Asia, but this is only partially true. For millennia the continent had many of the diseases that were in Europe: plague, leprosy, syphilis.

What are three factors that influence the spread of emerging diseases?

Several factors contribute to the emergence and re-emergence of infectious diseases, but most can be linked with the increasing number of people living and moving on earth: rapid and intense international travel; overcrowding in cities with poor sanitation; changes in handling and processing of large quantities of food

Is mode of transmission by kissing?

Kissing offers many health benefits, but may also transmit a small number of disease-causing bacteria and viruses. Bacteria and viruses in the saliva or blood of one person can be spread to another person by kissing. Some diseases are more easily spread than others.

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What are four ways that infection can be spread?

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  • Spread through the air by droplets.
  • Spread through the air by aerosol.
  • Spread through faeces and then the mouth (faecal-oral spread)
  • Spread by skin or mucous membrane contact.
  • Spread through blood or other body fluids.
  • Other ways of describing how infectious diseases are spread.

Why did Ebola start in Africa?

Factors like population growth, encroachment into forested areas, and direct interaction with wildlife (such as bushmeat consumption) may have contributed to the spread of the Ebola virus. Since its discovery in 1976, the majority of cases and outbreaks of Ebola Virus Disease have occurred in Africa.

What is the deadliest disease in Africa?

Although HIV is not one of the leading causes of death worldwide, it remains within the top five leading causes of death in Africa.

Distribution of the leading causes of death in Africa in 2019.

Characteristic Distribution of causes of death
HIV/AIDS 5.6%
Ischaemic heart disease 5.5%
Stroke 5.5%

What animal did Ebola start?

Scientists do not know where Ebola virus comes from. Based on similar viruses, they believe EVD is animal-borne, with bats or nonhuman primates being the most likely source. Infected animals carrying the virus can transmit it to other animals, like apes, monkeys, duikers and humans.

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