The book "Development of flexibility in physical training of university students: a textbook" by the authors E. E. Salamina, E. M. Fomina and Z. A. Izabekova is a unique publication that will become an indispensable assistant for students, teachers and anyone interested in physical fitness and a healthy lifestyle. This manual is not just a theoretical work, but a practical guide that will help readers understand how to develop flexibility and improve physical fitness. The book focuses on the importance of flexibility as a key component of physical fitness. The authors examine in detail how flexibility affects overall physical performance, injury prevention, and improved athletic performance. The manual presents various techniques and exercises aimed at developing flexibility, which makes it useful for both beginners and experienced athletes. The reader will find here not only theoretical foundations, but also practical recommendations that can be easily integrated into everyday training. This book will be of interest to a wide range of readers: from students of sports universities to coaches and teachers of physical culture. It is suitable for those who want to improve their physical performance, as well as those who want to increase their level of flexibility for various sports, such as yoga, gymnastics, dance and martial arts. The manual will also be useful for those who just want to maintain their health and physical fitness at a high level. The topics raised in the book go beyond the simple description of exercise. The authors emphasize the importance of an individual approach to each student, taking into account his physical capabilities and goals. They emphasize that flexibility is not only a physical quality, but also an important aspect of overall health that affects quality of life. The manual also discusses the psychological aspects of training, which makes it especially valuable for those who want not only to develop the body, but also to strengthen the spirit. The style of the authors is characterized by accessibility and clarity of presentation. They use simple and understandable wording, which makes it easy to digest the material. The book contains many illustrations and diagrams that help to visualize exercises and techniques. This makes the tutorial not only informative, but also attractive to read. E. E. Salamis, E. M. Fomin and Z. A. Izabekov are experienced specialists in the field of physical culture and sports, and their knowledge and experience are reflected in each page of this manual. Their previous work also deals with topics of physical fitness and health, which confirms their authority in this area. If you are looking for high-quality and practical guidance on developing flexibility, then “Development of flexibility in the physical training of university students” will become your reliable companion on the way to improving physical fitness. This guide will help you not only achieve high results in sports, but also improve your overall health, which makes it worthy of the attention of anyone who appreciates an active and healthy lifestyle.