Possibility of voluntary control of the heart rate.
D000328:Adult; D001676:Biofeedback, Psychology / Q000502:physiology*; D004576:Electromyography; D005152:Facial Muscles / Q000502:physiology; D005260:Female; D005542:Forearm; D006321:Heart / Q000502:physiology*; D006339:Heart Rate; D006801:Humans; D009119:Muscle Contraction; D009132:Muscles / Q000502:physiology; D009440:Neurasthenia / Q000503:physiopathology; D011674:Pulse