Tuesday, January 30, 2018
If you skipped this year’s flu shot and then came down with the virus, you may think there’s no point to getting the vaccine now.
But you’d be wrong.
There are good reasons to get a flu shot, even if you’ve already been sick, says David Topham, Ph.D., professor of microbiology and immunology at the University of Rochester and director of the New York Influenza Center of Excellence.
You can catch the flu more than once in a season—because having one “type” of flu doesn’t provide immunity against the other types that may be circulating.
“The way your immune system sees them is very different,” Topham says.
Two types commonly make people ill: type A and type B. This flu season, as is typical, most cases of flu so far have been type A (the H3N2 strain).Read More: Should You Get a Flu Shot After the Flu?