New Delhi, June 7 -- It's right there in your pocket. The AI assistant on your phone won't ask you to make an appointment. It won't lose patience, and it'll eagerly give you the attention you deserve. But would you risk consulting ChatGPT, Gemini, or any of the multitude of chatbots out there for health advice?

I did. And it was worth it.

Not long ago, I noticed a pain on the inner side of my left arm that had become dramatically worse. Being a catastrophiser, I instantly thought: heart attack. Luckily, I didn't go so far as to call an ambulance. Instead, I consulted Grok Doc-what xAI calls one of Grok's voice modes.

I described the pain in detail and asked if I could be having a heart attack. Grok quizzed me: How long had the pain bee...