Health Library

We know you need good information to make good decisions. Our Multimedia Health Library is an online health encyclopedia—and so much more. In addition to offering thousands of easy-to-understand explanations of medical conditions, symptoms, tests, and treatments, our Health Library provides hundreds of interactive decision aids and tools that will help answer your questions.

Health Topics A-Z

Y

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YA

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  • Yasmin Medication
  • Yaws National Organization for Rare Disorders
  • Yaz Medication

YE

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YF

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YI

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YN

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  • YNS National Organization for Rare Disorders

YO

YS

YU

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YY

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Symptom Checker

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

Symptom Checker