Scientific evidence has proven that kindness changes the brain, impacts the heart and immune system, and may even be an antidote to depression. We're actually genetically wired to be kind. In this book, inspirational ex-scientist David Hamilton shows that kindness has evolved in us and thus its effects are felt daily throughout our nervous systems. When we're kind, our bodies are healthiest. This groundbreaking book is filled with fascinating new discoveries, including: * how kindness developed in our genes * that love and kindness can make a damaged heart regenerate faster * how kindness and compassion alter the neural structures of our brains * that gratitude can make you at least 25% happier. This unique book fuses scientific research around being kind with inspirational real life examples of kindness from ordinary people. Reading these stories will nourish your soul and leave you with renewed optimism for the future, and this book will help you see the many levels on which taking the time to make a difference could transform your health - and your whole world.