02:50More or LessDoes Eating Chocolate Make Your Brain Younger?BBC World Service Duration: 9 minutes Tue 12th Dec 2017, 02:50 on BBC World Service East AsiaAvailable for over a yearListen nowAre research findings misrepresented by funders, PR machines and the media? Show more GenresFactualFormatsMagazines & ReviewsBrandMore or Less Source: BBC Online