Stressed out

2019-03-07 05:13:18

SEVERAL dozen German nouns have helped to prove that stress makes it hard to retrieve memories, but not to form them. Dominique de Quervain at the University of Zurich gave 36 volunteers a memory test. In it, 60 nouns were displayed on a computer screen, each one for 4 seconds. The volunteers were later asked to recall the words they had seen on the screen. The volunteers were also given cortisol, a stress hormone, either before memorising the nouns, immediately afterwards,