Up to 64% of adults and children who receive the flu shot experience pain and/or soreness at the site of the injection, making it the most common side effect of the ... Ice the area after the flu shot to reduce any swelling. ... Do you typically experience arm soreness or other side effects after your flu shot? read more
Soreness in your arm after getting a flu vaccine typically lasts no longer than one or two days. The pain and inflammation is your body's natural response to a foreign invader. read more
Arm soreness after a flu shot is usually mild, doesn't interfere with daily activities and goes away within a day or two. Contact your doctor if you experience severe arm pain or if your pain is not getting better within a couple of days after your flu shot. Allergic reactions to the flu shot are very rare, but they can occur. read more
Muscle inflammation. Flu vaccines are generally injected into the deltoid, the muscular part of the arm. It causes inflammation of the area and followed by a slight immune reaction (desired effect). read more
If you didn't use your dominant arm, consider raising it up or moving it in circles to speed along the healing process. 4.) Try cold and warm compresses. Ice the area after the flu shot to reduce any swelling. After one or two days, try a warm compress to help relax the muscle and get the blood flow moving. 5.) Consider an alternative vaccine. read more
Move Your Arm After the Shot. Immediately after you receive your flu shot, you might feel a little pressure and discomfort. This may lead you to hold your arm still. While this response is natural, it’s not helpful. To reduce the likelihood of achiness later, move your arm after you get your flu shot. read more