"Health is our most valuable capital, which must be taken care of and its importance understood. In the book "Articles on health" by the author Kirk, John, interesting and research materials are presented on various aspects of maintaining and maintaining health. You will learn about modern methods of treatment, disease prevention, proper nutrition and physical exercises that help keep the body in good shape. This book will become an essential part of your library if you care about your health and want to learn more about how to make your life happy and energetic with the right approaches to self-health.