This book comprises three sections, each written by an internationally acclaimed researcher or research group. The first section reviews current research and covers the current understanding of issues related to the mechanisms of muscle damage, physiological responses to damage and subsequent muscle repair mechanisms. The second section examines muscle damage and repair mechanisms and issues in specific populations including older adults, diabetics and athletic populations. The final section takes a critical look at various interventions that have been used or advocated for the treatment of muscle damage.