The aging of society is leading to many challenges across all areas of medicine. The problems of muscle aging have led to a rise in the incidence of less common conditions, which though not terminal are debilitating and frequently progressive, and often underdiagnosed or misdiagnosed. Written by a team of international experts, this landmark book will look at the general clinical problems associated with muscle aging before examining inclusion-body myositis and myopathies, a group of the more important diseases of muscle aging. With case vignettes to aid diagnosis to ensure correct management of an illness, here is an essential reference for professionals and students.