Humoral theory is intrinsically holistic, looking to nature as to how disharmony may arise and be resolved. It embraces the material world through its concept of the basic four elements and humours, connecting them with the balance of emotions and…

The system of homeopathic medicine founded by Samuel Hahnemann is based on the law of similars: similia similibus curentur (‘let similars be cured by similars’, or ‘like is cured by like’). The word homeopathy is made up of the prefix…