Harold visited his general practitioner (GP) and

was diagnosed with type two diabetes. His GP informed him that if left

untreated, it could lead to damage to his kidneys and eyesight. This was concerning

for Harold, and he is now committed to eating healthier and being more diligent

in monitoring his blood sugar levels. Which behavioural theory model predicts

that people, like Harold, engage in health behaviours based on the perceived

threat they feel regarding a health problem? (1 mark)