主题词：Machine Learning in Healthcare; Topic Modeling; Artificial Intelligence in Healthcare and Education; Biomedical Text Mining and Ontologies; Artificial Intelligence in Healthcare; Electronic Health Records Systems; Digital Mental Health Interventions; COVID-19 epidemiological studies; COVID-19 diagnosis using AI; ECG Monitoring and Analysis; Mobile Health and mHealth Applications; Context-Aware Activity Recognition Systems; AI in cancer detection; Mental Health Research Topics; Natural Language Processing Techniques; Privacy-Preserving Technologies in Data; Data-Driven Disease Surveillance; Time Series Analysis and Forecasting; Misinformation and Its Impacts; Explainable Artificial Intelligence (XAI); Radiomics and Machine Learning in Medical Imaging; Mental Health via Writing; Sepsis Diagnosis and Treatment; Mindfulness and Compassion Interventions; Human Pose and Action Recognition