Hwa-Byung Digital ACT Therapy Improved Anger and Depression
A single-arm Hwa-byung digital therapeutic pilot found good app engagement and large pre-post symptom changes, but the absence of a control group keeps the result in feasibility territory. The ACT-based Hwa-free app improved Hwa-byung symptoms, depression, state anger, psychological flexibility, and quality-of-life scores over 4 weeks, with some gains maintained at 8 weeks.1 Research Highlights …