A free medical encyclopedia for everyone. Learn about diseases, medicines, medical tests and pregnancy in clear, simple language.
Plain-language guides to common health topics, organised so you can find what you need quickly.
What a condition is, its symptoms and causes, and the usual ways it’s treated.
Learn moreWhat a medicine is used for, how it’s usually taken, and common side effects to know about.
Learn moreWhat a test checks, how to prepare, and what the results can mean.
Learn moreWeek-by-week information about your baby’s development and your own health.
Learn moreMediAtlas helps you understand health topics. It doesn't diagnose conditions or recommend treatment for you.
Written in plain language
We explain medical topics clearly, without jargon, so they’re easy to understand.
Not a substitute for medical advice
MediAtlas is for general information. Always talk to a doctor, pharmacist or other qualified professional about your own health.
In an emergency, get help now
If you think you or someone else needs urgent care, call your local emergency number straight away.
Browse clear explanations of common conditions, medicines, tests and pregnancy.
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