This two-volume set LNICST 693-694 constitutes the refereed proceedings of the19th EAI International Conference on Pervasive Computing Technologies for Healthcare, Pervasive Health 2025, held in Eindhoven, The Netherlands during October 15&17, 2025. The 43 full papers, 10 posters, 6 position papers, and 3 workshop proposals included in these volumes were carefully reviewed and selected from 140 submissions. They are organized into topical sections as follows: Part I: AI Companions & LLM Driven Behavior Change; Sleep & Physiological Monitoring: IoT, Signals & ML; Mental Health Sensing & Just in Time Support; Aging, Community Care & Assistive Technologies; Physical Activity: Analytics, Decision Support & Engagement; and Designing & Evaluating Digital Health Interventions. Part II: Designing & Evaluating Digital Health Interventions; Design, Requirements & Health Data Representation; Bio-inspired Information and Communications Technologies; Position Papers; Posters & Demos; and Workshop Proposals.