A 2009 review noted that muscle weakness usually begins after age 20 and after 20–30 years, the person usually requires a wheel chair for mobility. There was no mention of increased mortality.
Hereditary inclusion body myopathy
Centronuclear myopathy
Brody myopathy
Nemaline myopathy
Mitochondrial myopathy
Autophagic vacuolar myopathy
Bethlem myopathy
Desmin-related myofibrillar myopathy