Emergency icon Important Updates

Health Library

Find accurate and easy-to-understand answers to your questions. You’ll also find infographics, art and videos to help you take care of yourself and your family.
Search Medical Questions and Answers by Category

Search Medical Questions and Answers by Category

Body Systems & Organs Icon

Body Systems & Organs

Explore the cells, tissues, organs and systems that make up your body. You’ll discover how they work together to keep you going, ways to keep them healthy and how illness might affect them.

Diseases & Conditions Icon

Diseases & Conditions

Get information about the conditions that affect you or your loved ones. You’ll find explanations of diseases and conditions, including symptoms, causes, treatment options and more.

Treatments & Procedures Icon


Information on surgical options, medications, therapy, and what patients experience during and after treatment.

procedures icon


Learn what to expect before, during and after your surgery or medical procedure. You’ll learn its risks and benefits, whether you should plan for a hospital stay, and what you can do to feel better as you recover.

Drugs, Devices & Supplements Icon

Drugs, Devices & Supplements

Got questions about specific medications? Wondering how to use a walker or crutches? What about the AED at your gym? Find out how they work, why and why they’re used, and more.

Diagnostics & Testing Icon

Diagnostics & Testing

Better understand why you might need specific tests. Explore how they work, how to prepare for them, what to expect, what the results mean and possible next steps.

Symptoms Icon


Sore throat? Foot pain? Dry skin? Browse our A-Z list to discover what commonly causes symptoms, things you can do to feel better, how to prevent them and when to call a healthcare provider.

Back to Top