Breakthrough Infection:
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Breakthrough infection is a case of illness in which a vaccinated individual becomes sick from the same disease for which the vaccine was administered.
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It occurs when vaccines fail to provide immunity against the pathogen they are designed to target.
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This type of Infections are mostly mild or asymptomatic because the individuals still have partial protection.
Possible Reasons for Breakthrough Infections:
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India’s healthcare and frontline workers were on the priority list for vaccination during the first phase. They were always prone to more occupational exposure to the coronavirus disease.
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The second wave of Covid-19 is highly transmissible, it might also have contributed to the breakthrough infection rates.