Progressive muscular atrophy (PMA), also known as Duchenne-Aran muscular atrophy, is a rare subtype of motor neuron disease, known as a sibling condition to amyotrophic lateral sclerosis (ALS). Progressive muscular atrophy only affects the lower motor neurons. Symptoms of PMA include atrophy, muscle weakness, lack of reflexes, lack of spasticity and can be limited toContinue reading “Wheelchairs for Progressive Muscular Atrophy”