The group uses thermography as a psychophysiological index. The cold stress test is used for the evaluation of the autonomic nervous system, also for the detection of pain areas, fibromyalgia markers, early detection of neurological problems associated with temperature regulation in Multiple Sclerosis, Parkinson's, Diabetes ... To assess recovery from sports injuries. From psychology, thermography is used as a somatic marker of emotions or feelings (thermal imprint of sadness, joy, love, contemplation, lies, cognitive effort or mental load, anxiety, decision making in game situations (poker type) or emotion in dance (Flamenco, classical ballet ...).