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.
Symptoms of gait ataxia include: 1  Frequent falling. 2  Difficulty standing on one leg. 3  Painful numbness and tingling in arms, legs, and mouth.  Shaky or jerky movements in legs and arms, â 1 clumsinessâ. Seizures, trembling.  Muscular feebleness in the legs and 1  arms. Poor motor skills.  Hypotension (low blood pressure)