Rational Treatment - 4 Humours
1. Bloodletting - cutting the vein, use of Phlebotomy charts, bleeding for specific illnesses
2. Leeching - placing leeches on skin, used where bloodletting too dangerous
3. Cupping - heated cup placed over bleeding skin that had been pierced by a knife to create a vacuum and draw out more blood
4. Purging - giving someone something to make them vomit (an emetic) or a laxative