Overview

• Nikita Bier, X’s head of product, shared that Grok recommended four tests for a friend’s high fever in the ER and insisted on one the doctor dismissed, which later confirmed a positive result.
• Elon Musk endorsed Grok in his reply, urging users to “always check with Grok” on medical decisions.
• X users have debated calls for mandatory AI verification in clinical workflows and cautions about AI's medical limitations.
• Some patients and providers have shared success stories of AI-augmented diagnosis while others warn that Grok’s pattern-based suggestions depend on its training data.
• The incident underscores wider questions about the reliability, ethics and regulation of integrating AI tools into healthcare diagnostics.