I used to get sick all the time. For the last 3 years I got a flu shot and didn't get sick even surrounded by constantly coughing co-workers. Just another anecd

I used to get sick all the time. For the last 3 years I got a flu shot and didn't get sick even surrounded by constantly coughing co-workers. Just another anecdote to consider. PS. The fact that you get infected just a few weeks after the shot means you're getting it too late.