Edward Jenner pioneered the smallpox vaccine in the late 1700s. He noticed milkmaids, who contracted cowpox, were immune to ...

Often called the Speckled monster, Smallpox was one of the most terrifying diseases known to humanity. In 18th-century Europe alone, the disease killed an estimated 400,000 people every year, with a ...

From primitive inoculation techniques to using DNA and mRNA technology, vaccines for the deadliest diseases have come a long way in the past few centuries. Today, people all over the world are alive ...