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Communicable disease


COMMUNICABLE DISEASES



 A disease which is transmitted directly or indirectly from man to man, animal to animal.




Causes of communicable disease.

Communicable disease can be caused by:

  • Bacteria 
  • Virus
  • Fungi
  • Parasite 


Bacteria are one cell organism which are responsible for illness such as soar throat, fever etc


Viruses are smaller than bacteria but cause disease ranging from common cold to AIDS



Fungi cause many skin diseases such as ringworm, athlete's foot. Other types of Fungi can infect your

 lungs or nerves 



Parasite transmitted to humans from animal feces or by other means. 



Prevention


People can reduce their risk of contracting or transmitting disease causing pathogens by following the steps below:

  • washing their hands thoroughly and regularly
  • disinfecting surfaces at home often, especially doorknobs and food areas
  • practicing good hygiene when preparing and handling food
  • avoiding eating spoiled food
  • avoiding touching wild animals
  • receiving available vaccinations
  • taking antimalarial medications when traveling where there is a malaria risk
EXAMPLES

  • 2019-nCoV.
  • CRE.
  • Ebola.
  • Enterovirus D68.
  • Flu.
  • Hantavirus.
  • Hepatitis A.
  • Hepatitis B.
  • HIV/AIDS




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