Just One Thing with Michael Mosley: Have a Laugh

Michael reveals how laughter really is a good medicine. From releasing pain-killing endorphins to improving the memory, a good chuckle can have many benefits on the body and brain. It has even been shown to boost 'gamma' brainwaves, which are associated with higher level brain processes, like learning and memory. Michael and cardiologist Professor Michael Miller from the University of Pennsylvania in the US discuss how laughter can help keep the heart healthy, the blood vessels young and be the antidote to stress, while volunteer Manpreet enjoys the benefits of a good cackle