Do two wrongs make a right? The Black Death ravaged Europe during the mid-14th century, killing an estimated 25 million people. Today, we know that the bubonic plague was a disease spread by rat-borne fleas, but at the time everything from the wrath of God to bad smells in the air was blamed. People were advised to counteract this with foul odours of their own. Trapping wind in a jar was thought to protect them from contracting the disease.
Bloodletting was not only or the ill: some folk opted to be bled regularly as a preventative measure