Feeling Rough After Your COVID Shot? Congrats, It’s Working!
Adverse symptoms from the COVID-19 vaccine such as chills and headaches are linked to a robust antibody response, indicating increased efficacy compared with recipients who did not experience side effects.
![A woman with a bandaid on her arm after receiving a vaccine shot.](/sites/default/files/styles/news_card__image/public/2024-06/woman-with-bandaid-vaccine.jpg)