Rhythmic Sensory Stimulation on Fibromyalgia

Inclusion Criteria: * patients with clinical diagnosis of fibromyalgia * able to read and write English adequately * have satisfactory hearing bilaterally (self-reported) * have the ability to operate the supplied device Exclusion Criteria: * acute and active inflammatory conditions (e.g., rheumatoid arthritis, osteoarthritis, autoimmune disease) * medical or psychiatric illness * history of psychosis, epilepsy, seizures * pregnancy or breast feeding * hemorrhaging or active bleeding * thrombosis, angina pectoris * heart disease, such as hypotension, arrhythmia, pacemaker * substance abuse (harmful or hazardous use of psychoactive subtances, including alcohol and illicit drugs) in the last year * suffering from a recently prolapsed vertebral disc * recovering from a recent accident with back or neck injury.