title: Generalized muscle changes during EMG relaxation training.
mesh_terms: D000328:Adult; D000368:Aged; D001676:Biofeedback, Psychology; D004576:Electromyography / Q000379:methods*; D005260:Female; D005546:Forehead; D006801:Humans; D008297:Male; D008875:Middle Aged; D009119:Muscle Contraction; D009126:Muscle Relaxation; D009334:Neck Muscles