Why is it important for everyone eligible to receive the flu shot? How effective is it? Do people who have had the flu before still need a shot? Why is it necessary every year? When is the best time to get it? And what else should people do to stay healthy as the weather gets colder?
The second reason to get the flu vaccine is to reduce infection. Each year, the exact effectiveness depends on how well the vaccine developed matches the strains in circulation, but it’s generally 40% to 60%. I get the flu vaccine every year, and I make sure that my husband and two children do too, because we want to reduce the possibility of illness due to flu. In addition, being vaccinated helps to reduce the risk of infecting others around us, which is crucial to me as a healthcare provider who takes care of vulnerable patients.If you had flu in years past, then yes, you do still need to receive the flu vaccine this year. The immunity you developed before wanes.
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