What’s really in that concoction? Did you look at the insert? Did you read the ingredients ? Why not? You check your food labels, don’t you? Mostly?
If you’re a flu shot “frequenter” — meaning that you get one nearly every fall or winter, you are actually doing the opposite of what the flu “industry” (CDC) tells you on the insert and the box inside which the influenza vaccine comes. Yes, read it and you will know.