Are old habits hard to break?

This week we want to hear how you're doing with your New Year's Resolutions as we investigate the psychology of willpower and how long it takes to form a new habit. In the news, does drinking a cup of coffee after studying help students remember their work? Should the UK introduce a minimum price for alcohol? Plus the light activated glue that could change the way cardiac surgery operates. Like this podcast? Please help us by supporting the Naked Scientists