Based on the popular BBC programme Just One Thing, Dr Michael Mosley shows how changing one small thing in your daily routine can significantly benefit your health. We all want quick and easy ways to improve our health, but when it comes to diet, fitness and wellbeing it can be hard to know where to turn for accurate information. Harder still is finding things that fit into your day. So what if you were told that standing on one leg can have huge health benefits, a hot shower before bed can help lower your blood pressure, and eating chocolate is good for your heart? These simple things might surprise you - but they really can work. Dr Mosley explains all of this, and presents many more surprising scientifically proven facts. He's talked to experts and road-tested all his tips to help you find that one small thing that could make a real difference to how you feel every day and, importantly, long into the future.