“…These theories examine factors that lead to the formation of intentions (Fishbein & Ajzen, 1975). The most widely used social cognition models in research of health behavior are the health belief model (Becker et al, 1977), the theory of protection motivation (Rogers, 1983), the theory of reasoned action (Fishbein & Ajzen, 1975), the theory of planned behavior (Ajzen, 1991(Ajzen, , 2012, and the reasoned action model (Fishbein & Ajzen, 2010). In general, these models explain that the desirability of a human behavior depends on individuals' cognitive factors' being summed products of the expectancy and value of specific outcomes (Conner & Norman, 2005).…”