Health behavior research is a field that focuses on studying the impact of individual behaviors on health outcomes. This includes investigating how behaviors such as diet, exercise, smoking, alcohol consumption, and medication adherence affect a person's physical health, mental health, and overall well-being. Researchers in this area often seek to understand the factors that influence health behaviors, including social, environmental, and psychological factors. The ultimate goal of health behavior research is to develop interventions and strategies that can promote healthier behaviors and improve public health outcomes.