[lettergram]

If anything it could vaccinate folks

[splitrocket]

Vaccine => Vaca => Cow

The OG Vaccine was rubbing pus from cowpox pustules into a scratch on your body.

https://en.wikipedia.org/wiki/Smallpox_vaccine#History

[danielbln]

Please don't inject milk into your muscle tissue.

[triceratops]

So that's how those GOMAD bros are getting all swole...

[drewcon]

Hear me out…