Believing stress is enhancing can lead to stress being experienced as enhancing for cognitive and physical performance.

“whatever you believe about stress provided the information you have is true is what happens so if I tell you that stress improves your memory Focus attention one observes that if I tell you that stress depletes your immune system Etc one observes that”

“the mere learning of something can actually change how we respond to something at a core physiological level”

“a different group watches a video about how stress can enhance performance sharpens focus sharpens memory for specific things Etc and it improves performance”