Educational health information — reviewed for clarity and accuracy.

Health Conditions A–Z

Plain-language guides to 28 common conditions: what each one is, what raises risk, how it is usually diagnosed, the categories of treatment, and the questions worth taking to your clinician.

Conditions A–Z

All 28 condition guides, grouped by area

Filter by name or by area of health. Every guide follows the same structure, so once you know your way around one page you know your way around all of them.

Matches the condition name, its area of health, and the summary on each card.
Filter by area of health

How to use these guides

The same 16 parts, on every condition page

Health Captain does not diagnose. These guides explain what a condition is, what raises risk, how clinicians usually evaluate it, and what to ask — so you arrive at your appointment better prepared, not self-diagnosed.

  1. Direct answer
  2. Key takeaways
  3. Overview
  4. What it is
  5. Common symptoms
  6. Risk factors
  7. Causes
  8. How it is diagnosed
  9. Treatment overview
  10. Lifestyle considerations
  11. Prevention
  12. Warning signs
  13. Questions to ask
  14. Related medications and tools
  15. Frequently asked questions
  16. Sources

What these pages are for. Understanding the shape of a condition — its usual symptoms, the tests that come up, the categories of treatment — makes a consultation more useful. Read the editorial policy for how each guide is written and checked.

What they are not. No page here tells you what you have. Symptoms overlap across conditions, and only a clinician who can examine you and order tests can diagnose. If something is severe, sudden, or frightening, see our emergency resources.

Medical disclaimerHealth Captain provides general educational information and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional regarding questions about your health, symptoms, medications, or treatment.

Start from a symptom

Not sure which guide you need?

The Symptom Explorer starts with what you are actually noticing — a body area and a symptom — and shows the categories of possible causes, the questions worth thinking through, and the red flags that mean today rather than next week.

Open the Symptom Explorer How to ask your doctor
Appointment Prep — turn questions into an agenda Health Journal — track symptoms day by day Emergency resources — when to call for help

From the blog

Condition coverage from Health Captain

Pulled live from the blog. If the connection is unavailable, these related guides take their place.

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