A knee problems are familiar to many, especially among athletes and those leading an active lifestyle. Due to the complex structure of the knee joint, it is particularly sensitive to overuse, and various factors, such as cartilage wear or a decrease in joint fluid, can lead to severe pain. These issues not only limit physical activity but also affect the quality of everyday life. To protect the joints, it is essential to choose the right forms of movement and pay attention to the level of load. The sports and training conditions—such as terrain, equipment, and training intensity—contribute to knee protection. The appearance of pain can be a warning sign indicating…