This book provides comprehensive guidance on family prevention and treatment for coronary heart disease patients and high-risk groups. The author Shi Yuqing starts from understanding coronary heart disease and explains in detail how to self-manage by improving lifestyle (quit smoking and limiting alcohol, reasonable diet, moderate exercise), controlling risk factors (blood pressure, blood lipids, blood sugar), taking medication as prescribed by the doctor, and identifying signs of angina pectoris. The content is practical and helps patients stabilize their condition at home and prevent acute events.