Tag: Post injection soreness

Did you know that local reactions to vaccines are quite common? Understanding the body's natural immune response is key to knowing whether it is normal for your arm to be hard after a shot, and when to seek medical advice.

According to health data, injection site pain is one of the most commonly reported side effects following intramuscular injections, such as vaccines. This includes feeling discomfort in your leg after an injection. But understanding the difference between normal soreness and a more serious issue is crucial.