Perplexity AI has rolled out Premium Health Sources, a new feature that pulls data from top medical journals such as the New England Journal of Medicine and BMJ Group. The move lets the chatbot cite trusted clinical guidelines and drug databases when users ask health questions, a segment that accounts for more than one in ten queries on the platform. Aimed at both everyday users and healthcare professionals, the upgrade promises evidence‑backed responses while stressing that it does not replace professional medical advice. Read more →