The science is clear: Happiness plays a vital role in your health. Learn how to make it a priority. During his 20 years as a GP, Dr. Rangan Chatterjee, author of the international bestseller Feel Better in 5, has seen first-hand that motivation isn't always enough for us to maintain a healthy lifestyle. It's only when we learn how to support our own mental wellbeing and cultivate core happiness that these choices become...