Rating scales For clinical characteristics of the participants, the scales of functional assessment, fatigue and quality of life were applied. As a functional assessment tool, the Revised Amyotrophic Lateral Sclerosis Functional Rating Scale (ALSFRS - R) was used, validated in Brazilian individuals with ALS which allows monitoring of symptoms and limitations of daily living activities. To evaluate fatigue during the execution of tasks, were used the Fatigue Severity Scale (FSS) and for the assessment of quality of life, were used the Amyotrophic Lateral Sclerosis Assessment Questionnaire in the Portuguese Language (ALSAQ-40/BR), which is also validated for the Brazilian population with ALS.