Description

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Communicable sicknesses, additionally called infectious sicknesses or transmissible sicknesses, are ailments that end result from the contamination, presence and increase of pathogenic (able to inflicting ailment) biologic dealers in a person human or different animal host. Infections might also additionally variety in severity from asymptomatic (without signs) to intense and fatal. The time period contamination does now no longer have the equal that means as infectious ailment due to the fact a few infections do now no longer purpose contamination in a number.