Nikki Stamp

'Dr Stamp is so clearly in love with her subject: that wonderful and yet still mysterious organ, the human heart.' Michael Mosley. When actress Debbie Reynolds died a day after her beloved daughter, Carrie Fisher, the world diagnosed it as 'heartbreak'. But what's the evidence? Does emotional upheaval affect the heart? Can love, or chocolate, really heal our heart problems?...

How have we messed up our relationship with food and exercise so badly? Despite an explosion in the number of gyms, health foods and activewear, we are more obese, less active, more stressed than ever before. We obsess over looking healthy, but our health is getting worse. Why did we start equating beauty with health? And is it possible to...