What happens to the pregnant mother's body during 40 weeks of pregnancy? How does the baby grow up? This book will introduce in detail, and propose a comprehensive and practical life guidance program for pregnant women in view of these changes, remind pregnant mothers of the details of life that should be paid attention to, and guide pregnant mothers to eat scientifically and eat healthily. The book also provides a safe and effective pregnancy sports program and a feasible perfect prenatal education program, to help pregnant mothers spend 40 weeks of pregnancy smoothly and happily. In particular, it increases the things that need to be paid attention to when the elderly and the second child are pregnant.