Exercise promotes better sleep, helps develop exercise habits, releases endorphins to alleviate negative emotions, and enhances mental health. The growing interest in running and sports, along with the increasing focus on mental health, has led to research highlighting the positive impact of exercise. Dr.Chan Sheung-chun and other doctors, who are passionate runners themselves, share their personal experiences and discuss the benefits of exercise for mental and emotional well-being in this book, emphasizing its positive effects on both the mind and body.