How Can I Prevent Arm Pain After a Flu Shot?
by Beth Skwarecki on Vitals, shared by Beth Skwarecki from Lifehacker on (#583VY)

Flu shots are more important than ever this year so I hope you're all scheduling yours, if you haven't gotten one already. But when you do, you might have a sore shoulder for a couple of days. A reader asks if there's a good way to prevent that soreness: