[RideForever]

Vaccines are the biggest health care innovation there has eve been saving untold millions of lives.

Actually, washing hands before food prep is the BIGGEST health care innovation there has ever been, saving untold billions of lives.

There, fixed it.

[DugwayDuke]

RideForever wrote: “Actually, washing hands before food prep is the BIGGEST health care innovation there has ever been, saving untold billions of lives.”

Hand washing does nothing to protect against viruses like small pox, measles, etc.

The contribution of vaccination to global health: past, present and future

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4024226/#:~:text=Vaccination%20has%20made%20an%20enormous,and%20rinderpest%2C%20have%20been%20eradicated.