Optimizing an Integrated Mind and Body Treatment for Insomnia: The SLEEPS Study 2
This two-arm randomized trial will provide digital cognitive behavioral therapy for insomnia (CBT-I) to all participants and passive body heating (PBH) sessions using a sauna blanket to half of participants over a 9-week treatment period. Participants are adults aged 18 years or older with insomnia disorder.
• 18 years or older
• English-speaking
• Willing to use birth control if assigned female sex at birth
• Willing to receive study text messages during participation
• Location to plug sauna blanket into regular wall outlet
• Ability to lie in sauna blanket for 15 minutes
• Ability to fit in the sauna blanket
• Daily access to the internet via computer, smartphone, or tablet
• Elevated insomnia symptoms as indexed by a score of 11 or greater on the Insomnia Severity Index (ISI) at two screening timepoints
• Primary insomnia disorder (characterized by difficulty initiating sleep) as indexed by a positive diagnosis on the Structured Clinical Interview for DSM-5 Sleep Disorders (SCISD)