​Dr. Smith, a clinical health psychologist, is conducting research on whether relaxation training before a swim meet improves swimmers' race times. It is most likely Dr. Smith is using a __________ design.

A) ​correlational
B) ​single-blind
C) ​double-blind
D) ​retrospective

Relaxation Training

A therapeutic technique focused on teaching individuals how to effectively reduce stress and tension in the body through various methods such as deep breathing, meditation, or progressive muscle relaxation.

Clinical Health Psychologist

A professional specializing in understanding the psychological impact of physical health problems and contributing to their treatment.