A radiologist reviews chest X-rays alongside an AI system that highlights areas of concern. The AI catches a small nodule she might have missed in a busy morning. She reviews its suggestion and agrees, ordering follow-up that will detect cancer early. An algorithm screens patient records and identifies individuals at high risk of hospital readmission, enabling proactive outreach that prevents deterioration. A chatbot provides mental health support at 3 a.m. when human counselors are unavailable, its responses trained on therapeutic approaches, its availability unlimited.