​Relaxation training has been used successfully to

A) ​treat rheumatoid arthritis.
B) ​treat low back pain.
C) ​treat headache pain.
D) ​treat all of these.

Relaxation Training

Techniques and exercises designed to reduce stress and anxiety, promoting physical and mental well-being through methods like deep breathing and meditation.

Rheumatoid Arthritis

A chronic inflammatory disorder affecting many joints, including those in the hands and feet, characterized by an autoimmune attack on the synovium leading to joint pain and damage.

Low Back Pain

Discomfort or pain located in the lower back region, often due to muscular or skeletal issues.