An estimated 150,000 people in the United States are diagnosed with Spinocerebellar Ataxia. SCA's are the largest group of this hereditary, progressive, degenerative and often fatal neurodegenerative disorder. There is no known effective treatment or cure.Spinocerebellar Ataxia can affect anyone of any age.pinocerebellar ataxia (SCA) is one of a group of genetic disorders characterized by slowly progressive incoordination of gait and is often associated with poor coordination of hands, speech, and eye movements.
A: As a general guideline, a monthly 25% water change is recommended. However, smaller, more frequent water changes (15-20% every 1-2 weeks) are preferable for heavily stocked aquariums or aquariums with large fish. Routine water changes have always been a basic aspect of aquarium maintenance.
Return. Lighting a saltwater aquarium depends on the type of aquarium you have. If you have a fish-only aquarium, it is recommended to leave the lights on for about 8 to 10 hours a day to simulate the natural cycle of daylight. Any other time period may stress the fish and could lead to unwanted diseases.se a timer to provide a consistent lighting cycle for your aquarium. If you have coral in your aquarium, you should leave the lights on for at least 10 hours each day. Coral contains a symbiotic algae that needs plenty of light to survive.