... Placebo Endocrine system Allergy Immune system Learning about associations between external and internal stimuli is of high adaptive value for the survival of any animal [ 1 ]. One mechanism by which these associations are learned is Pavlovian or classical conditioning. Classical conditioning...

... Psychotherapy, experiential-existential Randomized trial Immune system Natural killer cells Endocrine system Cardiovascular reaction Acute psychological stress Speech task Emotional expression Psychological distress A decade ago, Spiegel et al. [ 1 ]proposed that psychosocial intervention might...