Significance of his work

• His work was more practical than other doctors, and helped to shift them away from book learning.
• His clinical observation helped doctors to diagnose their patients more effectively and still used today.
• Observation, recording and classifying diseases all help to improve doctors medical knowledge.
• His textbook became a key text for medical students and was used widely in university to train doctors.
• His work helped to shift doctors away from the four humours theory and the Treatment of Opposites.
• He’s gentle remedies, including laudanum, and cinchona bark really did work!