Dr. Ra is interested in using digital approaches to understand and address the links between sleep/circadian rhythms, mental health, substance use, and cessation in underserved populations. Her research program focuses on developing mHealth interventions to optimize tobacco cessation by incorporating strategies to improve sleep health using sensors and smartphone apps. She is particularly interested in the promise of sleep intervention for behavior change to reduce health disparities in tobacco cessation.
- Just-In-Time Adaptive Intervention (JITAI)
- Health disparities
- Sleep/circadian rhythms
- Tobacco cessation
- Mental health