Restricted Environmental Stimulation: Theoretical and Empirical Developments in Flotation REST

ACTH activity aldosterone ANOVA arousal level Barabasz baseline behavior Bexton biofeedback blood pressure brain Budzynski chamber REST changes cognitive consciousness control group creativity decrease effects of flotation enhancement Environmental Stimulation Therapy essential hypertension eustress Experimental Hypnosis feedback float group flotation REST flotation tank focal point dependency follow-up function headache holographic hormone hour Hypnosis hypnotic susceptibility hypnotizability increase individual isolation Journal of Clinical light mean arterial pressure measures Medical minutes naloxone ND hemisphere pain participants patients perceptual performance physiological plasma cortisol post-test pretest procedure Psychology reduction relaxation training renin reported response REST effects REST environment REST experience REST group REST sessions REST-assisted relaxation REST-L Restricted Environmental Stimulation scores self-hypnosis Self-Regulation sensory deprivation sensory restriction significantly Stimulation Therapy REST stress Suedfeld suggest techniques tension headaches therapeutic transcendental meditation treatment Turner urinary cortisol visual Wickramasekera York Zubek