Positive thinking improves your health
b'Has anyone ever told you to lose a few pounds? Get a bit more active? Work harder in school? We can sometimes become a bit defensive when given this type of advice even if we know it\'s probably the right thing to do. Now scientists have revealed how a simple activity - called self-affirmation - can improve the way we react to this type of advice, which can have positive effects on our health. Like this podcast? Please help us by supporting the Naked Scientists'