Light ExposureLight Exposure on Pain in Hypermobile Ehlers-Danlos Syndrome

Inclusion Criteria:

1. 18 years of age or older and able to speak, read, and understand English
2. Diagnosed with hEDS
3. Average numeric pain score of 5 out of 10 or greater over the 10 weeks prior to enrolling in the study and failure of medical therapy to control the pain

Exclusion Criteria:

1. Initiation of any new analgesic therapy within 30 days of enrollment (note: chronic therapy with a stable regimen maintained for at least 30 days prior to enrollment is permitted)
2. Serious mental illness, defined as distortions of perception, delusions, hallucinations, and unusual behaviors resulting in loss of contact with reality or Major Depression Disorder
3. History of color blindness or uncorrected cataracts
4. Receiving remuneration, or litigation pending, for their medical conditions