Methodology: This is a randomized controlled trial with blind evaluator, where 60 patients with fibromyalgia diagnosis are divided into two groups. The intervention group, perform an exercise program based on the pilates method in soil and another, considered control group, participate in a program of aerobic exercises in the pool. Both groups conduct supervised exercise programs 2 times a week for a period of 12 weeks. The evaluation instruments used in an EVA (visual pain scale); FIQ Questionnaire - Fibromyalgia Impact Questionnaire; Functional ability by the "Timed Up and Go" test and 6-minute walk test; A quality of sleep by the Pittsburgh Sleep Quality Index (PSQI-BR) and an ESS-BR (Epworth Sleepiness Scale); Finally, a general quality of life for the SF-36.