Theory Of Planned Behavior Essay

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Behaviour plays a central role in our physical and mental wellbeing. Physical activity is especially important (Penedo & Dahn, 2005). As medical students, we are acutely aware of this but are also particularly vulnerable as the stress involved in meeting the responsibilities of becoming a physician may adversely affect the exercise habits of students (Rao 2012).

A multitude of factors determine the formation of health behaviours, making the process of changing these patterns a challenging and complex task. The first challenge is to decide which socio-ecological lens through which to view the issue; community, interpersonal or individual (Sallis et al., 2015).

In the context of physical activity, the evidence suggests that a range of individually-tailored …show more content…

There are three major theories used to model behaviour change at the individual level. The Health Belief Model (Becker et al 1997) is a motivation-based framework that uses the desire to avoid negative health outcomes to promote positive health actions. The Theory of Planned Behaviour (Ajzen 1985) suggests that intention is the most important determinant of behaviour, and can be influenced by both attitudes and subjective norms. The final model is the Trans-theoretical Model (TTM), which I will use to critically assess my own proposed health-behaviour change.

The TTM focuses on decision making abilities (Prochaska & Velicer, 1997) and centers on the concept of individuals moving through stages of ‘change readiness’. Each stage is characterized by specific psychosocial and behavioural changes (fig.1). These identifiable markers make the TTM ideal for stage-specific interventions targeted for advancement through phases of change readiness toward lasting behaviour modification.

In my first semester, my physical activity decreased dramatically during exams. This behaviour change had a significant impact on my physical and mental wellbeing. Following extensive reflection, I have outlined below my proposed behaviour modifications in the context of the

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