Age

30–70

Sex

ALL

Healthy volunteers

Not accepted

Age 30 to 70 years
Self-identify as having a Filipino background and reside in the United States
Poor sleep quality, defined as a Pittsburgh Sleep Quality Index (PSQI) score ≥ 5
Short sleep duration, defined as an average Fitbit-measured total sleep time \< 7 hours/night over 7 days
Able to speak and read English
Willing to engage with the chatbot via text messaging

Severe mental disorders, including major depressive symptoms
Medical conditions, including cognitive impairment, that may interfere with the ability to follow study procedures
Current participation in another lifestyle intervention
Night-shift or rotating-shift worker
Alcohol or substance abuse
Use of sleep medications more than 3 times per week

Improving Sleep Health for Asian Americans