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OpenEvidence Rolls Out a Family of Medical AI Models, Keeps Its Perfect-MedQA-Score Model Under Wraps
OpenEvidence, used daily by more than 40% of U.S. physicians, split its clinical AI chatbot into three named models for speed and depth while holding back a fourth, Darwin, which it says scored perfectly on the MedQA benchmark, citing dual-use safety risks.
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Elucid Raises $55 Million to Push AI Heart-Plaque Imaging Into Mainstream Cardiology
Elucid closed a $55 million Series D on September 2, 2026, bringing total funding to about $185 million to expand its FDA-cleared Plaque-IQ AI, which reads coronary CT scans to classify dangerous heart plaque, plus a new FFR-CT tool awaiting FDA review.
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FDA Lets Four AI Health Tools Skip Pre-Market Approval to Reach Medicare Patients First
The FDA's new TEMPO pilot lets four generative-AI health tools, from SonderMind, Limbic, Cadence and Dexcom, reach Medicare patients before they receive full marketing authorization, trading pre-market review for real-world outcomes data on chronic conditions like depression, hypertension and prediabetes.
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Google and Character.AI Settle Lawsuits Over Teen Deaths Linked to Chatbot Relationships
Google and Character.AI settled five lawsuits, including the Sewell Setzer III wrongful-death case, alleging AI companion chatbots contributed to harm and death among teenagers.
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MyFitnessPal’s New AI Nutrition Coach Arrives as Study Finds Calorie-Photo Apps Are Often Wrong by 345 Calories
MyFitnessPal launched an AI Nutrition Coach built on its Cal AI acquisition, just as a NUTRITION 2026 study found AI calorie-photo apps average a 345-calorie estimation error.
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Apple Shelves AI Health Coach, Still Ships AI That Listens for Your Snoring
Apple delayed its AI health coach, Project Mulberry, at WWDC 2026 but is shipping AI sleep-sound detection and an Apple Watch Series 12 with 5-second heart-rate sampling.
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Google Kills Fitbit Brand, Bets on $9.99/Month Gemini Health Coach
Google is retiring the Fitbit brand for a $9.99/month Gemini-powered Health Coach launching May 19, 2026, alongside a new $99.99 Fitbit Air tracker.
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AI-Powered Depression Screening Tool Outperforms Standard Questionnaire, Chinese Study Finds
A Zhengzhou Normal University study found that a ChatGPT-based depression screening tool, BDI-FS-GPT, achieved 89.3% sensitivity, outperforming the widely used PHQ-9 questionnaire, though researchers caution larger trials are still needed.
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Dartmouth’s Therabot Shows How a University-Built AI Chatbot Is Trying to Prove Itself Clinically
Dartmouth's Therabot, developed by psychiatry researchers Michael Heinz and Nicholas Jacobson, is being held up as an example of an AI mental health chatbot built and validated through clinical research rather than consumer trial and error.
