3 ms·Another question you may ask is why get a vaccine for something your body has proven it can fight?by choward 6y agoAnother question you may ask is why get a vaccine for something your body has proven it can fight?mthoms 6y agoBecause you can unknowingly transmit it to someone who simply cannot take the vaccine (allergic people, pregnant women, etc).choward 6y agoTrue. I was just trying to provide an alternative to the "I got it so I'm immune" argument.