Nutrition Strategies to Improve Physical Capabilities in Duchenne Muscular Dystrophy Duchenne muscular dystrophy (DMD) is a lethal, X-linked recessive, muscle-wasting disease1 caused by mutations in the dystrophin gene, located on chromosome Xp21. Mutations of the dystrophin gene result in the absence of the dystrophin protein, which leads to an impaired linkage between the F-actin cytoskeleton...