This is a multi-centre, multi-national, prospective, observational study of Friedreich's Ataxia (FRDA) with a control group to: * obtain natural history data on individuals affected by FRDA * relate clinical assessments and results from proteomic analyses * expedite identification and recruitment of participants for clinical trials * develop and validate sensitive and reliable outcome measures for detecting onset and change over the natural course of FRDA which may also be potential outcome measures for use in future clinical trials and clinical care * plan for future research studies
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Disease progression as assessed by clinical examination
Timeframe: Participants are followed with annual assessments