Effect of Progressive Muscle Relaxation on Anxiety and Comfort

This study aimed to examine the effect of relaxation exercise applied to patients who will undergo elective coronary angiography (CAG) for the first time, on their vital signs, anxiety and comfort levels. The main questions it aims to answer are: 1. Does progressive relaxation exercises affect CAG patients' vital signs. 2. Does progressive relaxation exercises affect CAG patients' anxiety levels. 3. Does progressive relaxation exercises affect CAG patients' comfort levels. Researchers will compare the intervention group with the control group to see if relaxation exercise is effective. Before coronary angiography, patients will undergo a relaxation exercise once. Vital signs, comfort and anxiety level will be evaluated before and after angiography.