Efficacy of Cognitive Behavioral Therapy for Insomnia to Treat Insomnia Symptoms in Individuals With Multiple Sclerosis

This study is testing whether an online Cognitive Behavioral Therapy for Insomnia (CBT-I) program can help people with Multiple Sclerosis (MS) sleep better. CBT-I is a talking therapy that addresses habits and thoughts that make insomnia worse, and this trial delivers it online. **You may be eligible if...** - You are between 18 and 65 years old - You have been diagnosed with relapsing-remitting or secondary progressive MS - You have mild to moderate disability from MS - You have trouble falling asleep, staying asleep, or wake too early at least 3 nights per week for the past 3 months - Your insomnia causes significant distress or affects daily functioning - You score 10 or higher on the Insomnia Severity Index - You have a high school diploma (or equivalent) - You have internet access and a computer, tablet, or smartphone - You speak English **You may NOT be eligible if...** - You have another untreated sleep disorder (like sleep apnea or restless legs syndrome) - You currently take sleeping medications (benzodiazepines, z-drugs, or melatonin) - You have severe depression (score 20+ on PHQ-9) or active thoughts of suicide - You have severe anxiety (score 15+ on GAD-7) - You have severe mental illness such as schizophrenia or bipolar disorder - You have had a relapse or used steroids in the past 8 weeks - You are currently in a behavioral sleep program - You are pregnant or plan to become pregnant in the next 6 months Talk to your doctor to see if this trial is right for you.