Sports Medicine and Science Comprehensive Magazine for Professionals If you would like to purchase multiple issues, please include the numbers of the books you want in your message. A discount of 200 yen per book will be applied. I will edit and repost. Thank you. Muscle Stiffness Entering an Era of Clarification 1. Basic Science of Muscle Stiffness 2. Research on Muscle Stiffness 3. Measurement Methods for Muscle Stiffness Research 4. Research on Muscle Function Using Mechanomyography 5. Muscle Stiffness Evaluation 6. Tissue Stiffness After Muscle Strain and Return to Competition Others