Most people don’t want to think about the needle part of getting a vaccine any more than they have to — but you might want to start. Your weight may mean that you need a larger needle than you assumed ...

While the standard needle size for vaccination is 1 inch, it's recommended that women over 200 lbs. and men over 260 lbs. get shots with 1.5-inch needles. (Getty Images) Most people don’t want to ...

PharmaJet needle-free technology can improve DNA vaccine delivery 1 and has been successfully adopted into multiple cancer vaccine development programs. Partner study data shows how PharmaJet ...