Navigable waters of the United States are those waters that are subject to the ebb and flow of the tide and/or are presently used, or have been used in the past, or may be susceptible for use to transport interstate or foreign commerce.
The Signs & Symptoms of Friedreich's Ataxia are: 1  loss of coordination (ataxia) in the arms and legs. 2  fatigue - energy deprivation and muscle loss.  vision impairment, hearing loss, and slurred speech.
Friedreichâs ataxia is a rare genetic disease that causes difficulty walking, a loss of sensation in the arms and legs, and impaired speech. Itâs also known as spinocerebellar degeneration. The disease causes damage to parts of your brain and spinal cord and can also affect your heart. âAtaxiaâ means lack of order.