The Effects of Insulin on the Immune System

In an experiment, people were given two milkshakes and told one was a high calorie shake. The insulin response to the so-called high calorie shake staves off hunger for longer than those who had the low calorie drink. This is all based on belief - you can't just lie to yourself about what you're doing or eating. It has important implications too for things like PTSD,. interpreting experiences of past.