Parkinson's disease. Parkinson's disease (PD) is a chronic, progressive neurological disorder for which at present there is no known cure. The core symptoms are tremor, rigidity (stiffness), bradykinesia (slowness of movement) and postural instability (balance difficulties).eurodegenerative diseases are defined as hereditary and sporadic conditions which are characterized by progressive nervous system dysfunction. These disorders are often associated with atrophy of the affected central or peripheral structures of the nervous system.
To keep the carpet clean and fresh, parents should clean high-traffic carpet areas every six to 12 months and professionally clean the entire carpet once annually. Pet owners typically require carpet cleaning more often, due to dogs tracking in dirt and grass, pets shedding, and any urine or accidents your pet may have on the carpet.
Carpet is seldom replaced because it wears out. It is usually changed because it uglies outâor loses its fresh, new appearance. By reducing pile height loss and pile crushing, cushion can help keep a carpet ânewâ lookingâand therefore stretch its usable life span. In wear resistance tests done by Independent Textile Testing Service, a variety of cushion types added to the wear resistance of carpet.