Light Therapy for Chronic Insomnia in General Practice

Exclusion Criteria

• •Severe psychiatric disorder (severe major depression, schizophrenia, bipolar disorder), obvious acute psychiatric comorbidity.
• •Untreated intrinsic sleep pathology: sleep apnea syndrome based on clinical criteria: STOP-BANG questionnaire score, restless legs syndrome manifesting more than 2 times a week and/or requiring treatment.
• •Mild to severe dementia.
• •Neurodegenerative sleep troubles
• •Severe intercurrent pathology.
• •Ophthalmic troubles presenting a contraindication to light therapy: retinopathy, age-related macular degeneration, diabetic retinopathy, macular hole, epiretinal membrane); lens opacifications (cataract) justifying surgery (correction of poor visual acuity, visual discomfort); glaucomatous and non-glaucomatous optic neuropathy resulting in visual impairement.
• •Toxicomania, chronic alcoholism.
• •Secondary insomnia linked to somatic non-stabilized pathology.
• •Elements influencing circadian rhythm
• •Pregnancy, breastfeeding.
• •Participation in another interventional clinical trial which includes an exclusion period
• •No information could be given to the patient (subject faces emergency situation, comprehension difficulties, etc.)
• •Patient under guardianship
• •Non hypnotic treatment potentially inducing a level 3 sleepiness one week before