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Tests & Procedures

Cold and flu viruses: How long can they live outside the body?

Some viruses are more resilient than you may think. Learn more about how they spread…

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Cold hands

Feeling like your hands are always cold may not be cause for concern. But sometimes…

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Cold medicines for kids: What's the risk?

Experts don't advise giving cold medicines to young children. Here's why.

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Cold or allergy: Which is it?

Although colds and seasonal allergies share some of the same symptoms, they are very different…

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Cold remedies: What works, what doesn't, what can't hurt

Cold remedies: Some help, some don't. Learn how to tell the difference.

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Cold sore

Learn more about the causes, symptoms, treatment and prevention of this common lip sore caused…

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Cold symptoms: Does drinking milk increase phlegm?

Colds mean extra thick and sticky mucus, but dairy milk doesn't make phlegm worse.

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Cold urticaria

Cold causes this allergic skin response. It most often affects young adults, with symptoms ranging…

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Colectomy

If you're having colon surgery, learn what to expect, the risks and how to prepare.

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Colic

Consoling a baby who cries a lot for no known reason is tough. Learn ways…

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Colloidal silver supplements: Are they safe?

Colloidal silver supplements are often promoted as cure-alls, but evidence of effectiveness is lacking. Side…

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Colon cancer

Find out about symptoms and causes for this cancer that starts in the large intestine.…

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Colon cancer screening: At what age can you stop?

Some groups recommend people over 75 may consider stopping colon cancer screening. Not everyone agrees.…

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Colon cancer screening: Weighing the options

Find out more about the pros and cons of specific tests used for colon cancer…

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Colon cancer stool: What to look for and how to test at home

Colon cancer can affect your stools. Find out what to look for and how to…

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Colon cancer surgery

Learn about the procedures used to treat colon cancer, from simple polyp removal to colectomy.

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Colon cleansing: Is it helpful or harmful?

Get the facts before you try this technique that's popular among some people who practice…

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Colon polyps

These growths typically don't cause symptoms, so it's important to have regular screenings. Have you…

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Coloscopie

Colonoscopy is one option for colon cancer screening. Find out what to expect during this…

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Color blindness

Is it red or is it green? Learn more about what causes this common eye…

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Colostomy: Surgery, Bags and Stoma Care

Learn about this surgery that helps you pass stool when your colon or rectum can't…

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Colostomy reversal

Learn about this surgery that reconnects the bowel so you can pass stool through your…

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Colposcopy

Find out why colposcopy is done and what to expect during an exam to diagnose…

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Coma

Learn what can cause this state of prolonged loss of consciousness. While a coma rarely…

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Combination birth control pills

This oral contraceptive contains both estrogen and progestin to keep you from ovulating. These medicines…

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Common baby rashes

You might expect a baby's skin to be flawless, but rashes and other skin conditions…

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Common cold

This common illness of the nose and throat causes a stuffy or runny nose, sore…

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Common cold in babies

This viral infection causes a runny and stuffy nose. Find out how to ease symptoms…

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Common warts

Find out tips for preventing and dealing with this common skin condition that causes small,…

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Complete blood count (CBC)

Learn what to expect from having this common blood test, why it's done and how…

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