AI for Health Questions: What It Can Help With and What It Can’t
You leave a doctor’s appointment having understood most of what was said. Most. But there were a few terms you’re not quite sure about, a medication mentioned whose purpose wasn’t fully explained, and a follow-up recommendation that you said yes to without quite knowing why it mattered.
This is one of the most common situations where AI genuinely helps. Not to replace the doctor, not to diagnose anything, but to be the resource you consult after the appointment to make sure you actually understand what was said, so you can ask better questions next time and make more informed decisions.
This guide covers the specific health-related things AI is useful for, the things it’s not suitable for, and how to get the most out of it as a health information tool.
Understanding Medical Terms and Language
Medical language is technically English but often feels like a foreign language to the people it’s directed at. Your doctor says you have mild hypertension. Your blood test results say your LDL cholesterol is elevated. A letter from the hospital mentions a referral for a CT scan to rule out stenosis. What does any of this actually mean?
Paste the term or sentence into ChatGPT and ask for a plain-language explanation. “My blood test results say my LDL cholesterol is 4.2 mmol/L and my doctor said it’s slightly high. What does LDL cholesterol actually mean, what does that number mean in practice, and what kind of things typically happen next?”
The response will explain LDL (the type of cholesterol that builds up in arteries), give you context for your number relative to typical ranges, and describe what options your doctor might discuss. It won’t tell you what you personally should do. But it means your next conversation with your doctor is one where you understand the topic rather than feeling lost.
Preparing Questions for Appointments
Most people leave doctors’ appointments having forgotten to ask something important, or having asked less than they meant to because the appointment moved quickly. AI helps you prepare properly.
Before an appointment, describe your symptoms or situation to ChatGPT and ask it to help you think through what questions to ask. “I’m seeing my GP next week about persistent fatigue that’s been going on for about three months. I’m a 58-year-old woman. What questions should I make sure to ask and what information should I bring with me?”
You’ll get a useful list of questions covering things like duration and pattern of symptoms, related factors, what tests might be relevant, what conditions might be considered, and what to expect in terms of next steps. Taking that list into the appointment means you’re less likely to come out having forgotten to mention something important.
Understanding Medications
You’ve been prescribed a medication and the information leaflet is four pages of dense text in very small print that covers every possible side effect ever reported in a clinical trial. What actually matters for you to know?
“I’ve been prescribed Atorvastatin 20mg for high cholesterol. Can you explain in plain language what this medication does, the most common side effects I should actually watch out for, and whether there are any foods or other medications I should be aware of?” is a perfectly reasonable question.
ChatGPT will give you a clear summary of the relevant points. It’s not a substitute for reading the official leaflet and talking to your pharmacist, but it makes the information accessible in a way the official leaflet often doesn’t.
Making Sense of Health Information You’ve Read
A news article about a health study. An NHS or WebMD page that explains a condition but uses clinical language throughout. A charity’s information about a diagnosis you or a family member has received. AI can help you understand and contextualise health information you’ve encountered.
Paste the relevant text and ask specific questions. “This article says the study found a 23% increased relative risk. What does relative risk actually mean, and how does that compare to absolute risk? I’m trying to understand how significant this actually is.”
What AI Cannot and Should Not Replace
Being direct about this matters. AI cannot diagnose you. It cannot examine you. It doesn’t know your complete medical history, your other medications, your age-related risk factors, or the nuances of your specific situation that a doctor who knows you would take into account.
Asking ChatGPT “do I have diabetes?” based on describing your symptoms is not a safe or reliable thing to do. Asking it to explain what diabetes is, what the diagnostic criteria are, and what symptoms are typically associated with it so you can have an informed conversation with your doctor is completely reasonable.
The distinction matters. AI as a tool for understanding is genuinely valuable. AI as a substitute for professional medical judgment is dangerous.
For more everyday AI applications: AI in Everyday Life: How to Use AI for the Things You Do Every Day.
