Do You Know The Real Significance Of The Small Scar
Smallpox Vaccine Scar: A Historical Marker Many people have a small, round scar on their upper arm from the smallpox vaccine, commonly administered before the 1970s. This vaccine used the live Vaccinia virus to trigger immunity against the deadly Variola virus, which caused smallpox. “After receiving the shot, blisters appear at the injection site, which…