John has a family history of diabetes.He believes he can prevent the disease through exercise,diet,body weight control,and other preventive health behaviors.John's behavior can be explained by his

A) external locus of control.
B) internal locus of control.
C) positive self-efficacy.
D) decisional balance.

Internal Locus

Refers to the belief that one controls their own fate and outcomes through personal actions and decisions.

Diabetes

A group of metabolic diseases characterized by high blood sugar (glucose) levels over a prolonged period of time.

Preventive Health Behaviors

Actions taken by individuals to avoid diseases, detect diseases early, and maintain optimal health.