CORE STRENGTH TRAINING is the most modern special method designed to strengthen the core of the body. All movements are initiated in the core, which is also the body’s center of gravity. A strong core is necessary for mastering not only dynamic movements but also static ones, during which the organism does not move relative to the ground. Strength training is one such exercise. A solid core supports the organism’s strength capabilities. The book will guide you step by step through various techniques and clearly show you how to strengthen the trunk muscles in the lumbar region, pelvis, abdomen, and hips, whether you are a professional or recreational athlete or just a fitness enthusiast.