The Role of Vaccines in Preventing Disease

Immunizations help a great deal in combating the spread of epidemic and communicable diseases with a view to eradicating fragile lives. Some of these wonder drugs have the abilities of boosting the ability of the immune system in the identification and destruction of pathogens for example viruses or bacteria, without contracting the disease.

First and foremost, vaccines must have immunogenicity where they provoke immunity. When a person is vaccinated, it is given a weak form of the disease which contains something called an antigen. This exposure helps the immune system to learn about the pathogen to ensure that if the exposed individual suffers from the disease again then the immune system is capable of giving a fast and efficient response.

There are several successes attained by vaccines for instance; The smallpox outbreak has been completely stamped out. Small pox was eradicated in 1980 through vaccination across the globe where every one was immunized against this disease. Likewise polio has been eradicated but in most parts globally due to increased immunization programs.

They also enable preventions of contagious diseases and outbreaks by immunizing those at risk with vaccines. For instance, the occurrence of measles, mumps, and rubella has been significantly reduced by the use of the measles/mumps/rubella vaccine. Another measure of protection is the flu vaccine given annually to offer protection from influenza and less the severity of the illness in cases where one is likely to be infected.

In addition to protecting the person, vaccines support ‘community immunity.’ Once sufficient numbers of people get vaccinated, new transmissions cease, thus safeguarding vulnerable groups including children below one year or vulnerable populations with compromised immune system.

Hence, vaccines might be described as the backbone of modern medicine, which is often used to avoid potential issues connected with diseases and individuals’ health. Through high coverage, only bypassing the threats of the diseases, personal and communal wellbeing can be safeguarded, contributing towards the eradication of diseases from society.

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