Answer: Health psychology
Explanation: Health psychology is a study intended at employing a psychological approach in the study, prevention and management of a person's physical health and well being. Health psychology is aimed at understanding how biological, psychological, social, behavioral and cultural factors contributes to a person physical health and disorder
In summary, health psychology encourages consumption of nutrients rich meals, smoking cessation, Regular exercise, good eating habit, good stress management and other contributing factors to good physical health.