What Does Research Show About the Relationship Between Stress and Health

Multiple Choice

What does research show about the relationship between stress and health?

A) Reducing stress by relaxation training increases B cell counts in AIDS patients.
B) Lessening stress is associated with reduced survival rates in elderly individuals.
C) The positive effects of stress reduction may be due to both immune system and lifestyle changes.
D) All beneficial effects of stress reduction can be linked to immune function improvement.