Progressive Muscle Relaxation Training in Post-traumatic Stress Disorder in Disasters

This study tests whether progressive muscle relaxation (PMR) — a structured technique of tensing and releasing muscle groups — can reduce PTSD symptoms in people affected by natural disasters, delivered via telerehabilitation (remotely, over video call). **You may be eligible if...** - You were affected by a disaster - You have been formally diagnosed with PTSD according to DSM-5 criteria - You are 18 to 65 years old **You may NOT be eligible if...** - You have uncontrolled diabetes, uncontrolled high blood pressure, or other serious uncontrolled health conditions - You have serious psychiatric conditions such as dementia or psychosis - You have a musculoskeletal condition that would prevent you from doing muscle exercises - You have received similar relaxation training in the past year - You are pregnant - You have substance abuse issues - You have communication difficulties or cannot use technology for remote sessions Talk to your doctor to see if this trial is right for you.