SEKY December 2021 - Page 50

“ The ability of flu vaccine to protect a person depends on various factors , including the age and health status of the person being vaccinated , and also the similarity or “ match ” between the viruses used to make the vaccine and those circulating in the community ; if they are closely matched , vaccine effectiveness is higher . If they are not closely matched , vaccine effectiveness can be reduced . However , even when the viruses are not closely matched , the vaccine can still protect many people and prevent or lessen flu related complications ,” LCDHD states .
Health officials point out that people cannot contract the disease from the vaccination itself . Flu vaccines use “ killed ” ( inactivated ) viruses , so any reaction someone may have ( low grade fever , body aches , redness and swelling at the injection site ), are normal and due to the body mounting an immune response to the foreign cells
50 • SEKY - Life in Southeast Kentucky December 2021