With health experts recommending Americans get two (or even three) different vaccines this cold and flu season, you may find yourself rolling up your sleeve a couple of times soon.
You may also notice your arm hurts for a day or two after getting your shots. Why is that?
Fortunately, you aren’t alone.
For all three of the vaccine health experts are recommending this season — the flu shot, the newest COVID booster, and the RSV vaccine for older Americans — the CDC notes pain, redness, and swelling at the injection site are among the most common side effects.