Neuromuscular Disorders refer to a broad group of diseases that affects the nerves and muscles, leading to muscle weakness which will worsen over time.
There are various types of Neuromuscular Disorders and heredity is the main cause for the common types. The other Neuromuscular Disorders are sporadic (occurs at random or by chance, not hereditary).
Some of the common Neuromuscular Disorders include Duchenne and Becker Muscular Dystrophy, Spinal Muscular Atrophy and Charcot Marie Tooth which are hereditary as well as Myasthenia Gravis which is not hereditary.