Medical AI Is Growing Fast — But Is It Actually Improving Patient Outcomes?
Medical AI Is Growing Fast Artificial intelligence is moving rapidly into hospitals, clinics and diagnostic systems. AI can now help analyse medical images, calculate cardiovascular risk, support surgical planning and identify patterns that may be difficult for humans to spot quickly. But a new study has raised an important question: Are these technologies actually making patients healthier? 1,357 AI Medical Devices — But Only Three Tested on Patient Outcomes A study published in PLOS Digital Health on 19 August 2026 examined 1,357 AI and machine-learning medical devices that had received U.S. FDA clearance or approval through December 2025. Researchers found that only 34 devices — 2.5% — were linked to registered prospective clinical trials . Just 12 had posted trial results, 12 had peer-reviewed publications, and only three devices — approximately 0.2% — had been evaluated using patient-centred outcomes suc...