The guide "Fit and Strong Joints" by Stiftung Warentest provides comprehensive information on promoting joint health. It is aimed at individuals suffering from joint issues such as osteoarthritis, rheumatism, gout, or injuries. With a clearly structured approach, the book offers practical tips and strategies to improve joint mobility and alleviate pain. The content focuses on athletics, health, and fitness, providing both theoretical and practical guidance. The guide consists of 176 pages and is written in German. It is available in a paperback edition and was published in 2025. The first edition of this work originates from Germany and serves as a valuable resource for anyone looking to actively support their joint health.