Any process that activates, maintains or increases the rate of skeletal muscle fiber development. Muscle fibers are formed by the maturation of myotubes. They can be classed as slow, intermediate/fast or fast.
Synonyms:
exact_synonym:
positive regulation of skeletal muscle fibre development; positive regulation of skeletal myofiber development; positive regulation of skeletal myofibre development; up regulation of skeletal muscle fiber development; upregulation of skeletal muscle fiber development
narrow_synonym:
activation of skeletal muscle fiber development; stimulation of skeletal muscle fiber development