A health psychologist may be interested in the placebo effect, which occurs when a person is given a substance they are told will produce certain helpful effects (such as believing they are receiving a new medication to treat anxiety), but they actually receive an inactive substance, or placebo, (such as a sugar pill), yet report experiencing effects (such as decreased anxiety) anyways.
An example of a topic that may be approached from a biopsychosocial perspective (BPS) is bipolar disorder. According to the BPS model, a psychologist diagnosing and treating someone with bipolar disorder should consider:
Health psychology is the study of humans through understanding how different factors (biological, cognitive, emotional, social, and behavioral) influence a person's overall health. Since people are best understood from these perspectives combined, the most common model used in health psychology is the biopsychosocial (BPS) approach. This approach looks at: