Which theory of aging has focused on the role of chronic stress in reducing immune-system functioning?

A) Erikson's theory of socioemotional development
B) free-radical theory
C) cellular-clock theory
D) hormonal stress theory

Hormonal Stress Theory

The hypothesis suggesting that stress responses are mediated by hormones, particularly those secreted by the adrenal glands, affecting the body's ability to deal with stressors.

Chronic Stress

A state of ongoing and continuous stress that can negatively affect an individual's physical and mental health over time.

Immune-System Functioning

The processes and activities through which the immune system protects the body from infections, diseases, and other foreign substances.