Consumer health basics
Learning Center
Video: Colonoscopy
See what a doctor sees when you undergo an examination of your colon.
Glucose challenge test
Know how to prepare for this gestational diabetes screening test.
Telehealth: Technology meets health care
From patient portals to wearable monitoring devices, telehealth gives you the tools to better manage your health. Are you taking advantage of these tools?
A1C test
Learn more about the preparation for and results of this common diabetes blood test.
Rheumatoid factor
Rheumatoid factor — This blood test can help diagnose autoimmune disorders such as rheumatoid arthritis, Sjogren syndrome and lupus.
Complete blood count (CBC)
Learn what to expect from having this common blood test, why it's done and how to prepare.
STD testing: What's right for you?
Find out how your risk factors affect the types of tests you'll need for sexually transmitted infections (STIs).
Cancer blood tests: Lab tests used in cancer diagnosis
Blood tests used to help diagnose cancer include CBC and tumor marker tests. Other tests and procedures are needed to confirm a cancer diagnosis.
Emergency health information: Keep your personal and family records within reach
Emergency preparedness includes making sure you can quickly access critical health information for you and your family.
Personal health records and patient portals
Personal health records and patient portals make it easy to access your medical information using your computer or smartphone.
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