Health Library

Search our extensive online health library to find the resources you need to make informed decisions and improve your health. You'll find up-to-date and evidenced-based information with easy-to-understand explanations of medical conditions, symptoms, tests, and treatments for thousands of topics.

Health Topics A-Z

FA

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FE

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FL

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FO

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FR

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FU

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FB

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  • FBD Alternative Medicine

FC

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  • FCAS National Organization for Rare Disorders
  • FCMD National Organization for Rare Disorders
  • FCS Syndrome National Organization for Rare Disorders
  • FCU National Organization for Rare Disorders

FD

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FF

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  • FFDD Type II National Organization for Rare Disorders
  • FFND National Organization for Rare Disorders

FG

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  • FG Syndrome Type 1 National Organization for Rare Disorders
  • FGDY National Organization for Rare Disorders
  • FGS1 National Organization for Rare Disorders

FH

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  • FHS National Organization for Rare Disorders

FI

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FM

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FN

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  • FND National Organization for Rare Disorders

FP

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  • FPAH National Organization for Rare Disorders
  • FPO National Organization for Rare Disorders

FS

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Decision Points

Our interactive Decision Points guide you through making key health decisions by combining medical information with your personal information.

You'll find Decision Points to help you answer questions about:

Interactive Tools

Get started learning more about your health!

Our Interactive Tools can help you make smart decisions for a healthier life. You'll find personal calculators and tools for health and fitness, lifestyle checkups, and pregnancy.

Symptom Checker

Feeling under the weather?

Use our interactive symptom checker to evaluate your symptoms and determine appropriate action or treatment.

Symptom Checker