A 60-year-old man walked into a hospital convinced his neighbor was making him sick. The real culprit turned out to be advice he'd followed from ChatGPT, which had recommended replacing chloride in his diet with toxic bromide. Doctors say it's the first documented case of AI-related intoxication in a peer-reviewed medical study, but the story raises a much bigger question: what happens when millions of people turn to chatbots for medical advice that sounds convincing, but isn't necessarily correct? As it turns out, this case may be less of an exception than a warning. Society, World