How to Protect Against Disease, c. 1470

Anyone who can ride a bear the distance of nine paces without faltering will be immunized against nine kinds of sicknesses.

Vaccinations or a bear rodeo: I think you know which is more fun.

How to Avoid the Plague, 1494

We must guard ourselves against anger, sadness, fear, worry, and pensiveness…

There be some, who thinke it a great preservative against the pestilent Aire to keepe a Goat in their houses…

Those who are afflicted by the disease cynanthropy or lycanthropy go out at night…

For the evil that is called lethargy. Take your own hair, burnt…