Traditional medicine.

The diagram above is the scheme of (Ancient Greek) Galen’s humors.

It was used a basis to consider the patient and balance of health.

The original principles of Tibb-e-Nabvee, flourished in the Islamic caliphate for ten centuries between fall of the Roman Empire (5th century) and European Renaissance (15th century) and credit is given to it’s development to being enjoined with knowledge of Indian, Persian, Greek, Roman, and Syrian origins and reinforcing the principle of Galen and Hippocrates apparently first exposed to Europe from Arabic translations. 

Ibn Sina (known as Avicenna in the western world) is one of the most famous Tibb practitioners’ and scholar, known in European Medical schools  (Al Akili (1993), p. xix).