Health / illness ~ happiness / sadness (on trends of semantic development)

The article analyzes one of the motivation models of the lexical-semantic field "strength, health / weakness, illness", according to which health is associated with happiness/joy, and illness correlates with sadness/grief. The article focuses on semantic developments: alongside the cases where the meanings of mental and physical states develop in parallel, other cases are discussed where one of the meanings is derived from the other.