In-depth

Allergy skin tests

Itching, sneezing and swelling: Find out what's causing your allergy symptoms.

CT scan

A CT scan is an imaging test that uses X-rays to produce detailed images of the inside of your body.

Humidifiers

Humidifiers can provide soothing relief of dry skin, asthma and other conditions during the winter months. But don't let yours become a household health hazard.

Nasal congestion

Nasal congestion: Causes and when to see a doctor.

Runny nose

Runny nose: What's causing your sniffles?

Feb. 19, 2013

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