County BlockÂ® TributeÂ® Terrace Stoneâ¢ Oversize Landscape Block Oversize/Landscape Step Unit NavaroÂ® Retaining Wall System WinstonÂ®
Many of these diseases are genetic. Sometimes the cause is a medical condition such as alcoholism, a tumor, or a stroke. Other causes may include toxins, chemicals, and viruses. Sometimes the cause is not known. Degenerative nerve diseases include. 1  Alzheimer's disease. 2  Amyotrophic lateral sclerosis.
The immune system in neurodegenerative disorders. Neurodegenerative disorders are associated with age-dependent deposition of aggregated and misfolded proteins, cognitive disturbance, locomotive dysfunction, and neuronal loss (Forman et al., 2004).