When you get the smallpox vaccine, it triggers a local immune response at the injection site. This leads to the formation of a blister followed by a scab, eventually leaving behind the ...

Smallpox, one of the biggest killers in history ... Although similar in name and in the formation of a rash, blisters, and scabs, variola belongs to a different virus family than the virus that causes ...

People did notice, however, that once someone had survived smallpox, they never got it again. So, in the 10th century, people in China began taking some pus from the infected blisters and ...

A few days later, he developed a rash all over his body, followed by blisters. Although the diagnosis was a mild case of smallpox—suggesting he had preexisting immunity—Lincoln was ordered to ...

For centuries, smallpox was greatly feared ... Jenner inoculated 8 year old James Phipps with pus from the cowpox blisters of Sarah Nelmes, a milkmaid who had caught cowpox from Blossom the ...

Mpox is caused by a virus in the same family as smallpox, although it is usually ... Symptoms of mpox include a skin rash with blisters, spots and ulcers that can appear anywhere on the body ...