Clinical Research Directory

Inclusion Criteria: 1. Age 18 to 65 years, inclusive. 2. Meet DSM-5 diagnostic criteria for chronic insomnia disorder, confirmed by a trained study physician. 3. ISI ≥12 at screening and at the end of the 7-day run-in period, with an absolute difference \<4 points. 4. Complete at least 5 valid sleep diary days during the run-in period. 5. Have a suitable smart device and stable internet connection and be able to complete study procedures. 6. Provide written informed consent. 7. Be willing to accept randomized assignment, complete the 6-week intervention, and participate through Week 30. Exclusion Criteria: 1. Another untreated or inadequately controlled sleep disorder likely to affect outcomes or safety. 2. Regular night-shift/rotating shift work or another substantially disruptive sleep-wake schedule. 3. Severe or unstable medical disease, clinically significant chronic pain interfering with sleep, or physical/motor impairment preventing safe participation. 4. Clinically significant cognitive impairment preventing independent informed consent or reliable participation. 5. Acute or unstable severe psychiatric illness, clinically significant suicide risk, or active substance use disorder requiring priority treatment. 6. A condition making sleep restriction/compression unsuitable, including uncontrolled epilepsy, current mania/hypomania or clinically significant triggering risk, hazardous daytime sleepiness, or an inadequately mitigated safety-sensitive occupation. 7. Regular participation during the previous 3 months in a highly similar mind-body training program likely to affect treatment evaluation. 8. Current systematic CBT-I, or prior CBT-I with continued regular implementation of core therapeutic strategies likely to affect treatment evaluation.