Communicable Diseases Essay Example | Topics and Well Written Essays - 750 words

ancestral Diseases - Essay ExampleInfectious diseases have affected man at every stage of his evolution, sole(prenominal) when it is only recently that he has begun to understand that these diseases are not the result of invisible enemies, but quite an microscopic ones. patrimonial diseases are a group of infectious diseases that are capable of being bedcover directly (through contact with bodily secretions) or indirectly (through contact with inanimate objects) transmitted from person to person (Ilyas, p. 520, 2007). Common diseases such as influenza, measles, tuberculosis, sexually transmitted diseases (STDs) and AIDS come under this heading. Their prevalence in a fellowship however depends on the degree of defensive power of the body against that infectious agent. Communicable diseases can be termed epidemic if the number of susceptible individuals is very large in a community and the disease is likely to spread rapidly, or if it occurs for the first time in an area where i t was not previously present (Ilyas, p520, 2007). However, if the immune and susceptible individuals are equal in a community, the disease continues to smolder and is invariably present in that community, it is said to prevail in an endemic function (Ilyas, p520, 2007). A pandemic form is one in which the susceptibility of the whole world or a country is increased for a particular organism (Ilyas, p520, 2007).Some communicable diseases have been known for centuries. For example, Tuberculosis has been mentioned in literature by the name of phthisis or dried up by Hippocrates around 460 B.C. (Hippocrates, n.d.). Some diseases however, have only recently surfaced, but in short time have led to major global wellness problems. For example, the Acquired Immuno Deficiency Syndrome (AIDS) was first discovered in 1981 in the US, when five homosexual men with a modified type of pneumonia were tested