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Tests

The Latest

Man explain to doctor how it feels when he breathes.

Nasal Brushing: An Emerging Asthma Diagnostic Technique

Nasal brush tests may help diagnose asthma by identifying a specific set of genes. Read about the research behind this test and how it may affect future treatments.

Man blood test.

Prostate Cancer? A New Blood Test Can Help

If you have advanced prostate cancer, a blood test for a protein called AR-V7 may help predict how you'll respond to specific treatments.

A doctor gives a young woman a checkup.

Important Facts About Diagnosing RA

A rheumatoid arthritis diagnosis is not always straightforward. These are the tests and considerations you may need along your journey.

Gastroenterologist ordering diagnostic tests.

‘Invisible’ Blood in the Stool Raises Risk of Death

Researchers found that a positive fecal occult blood test result is associated with a 58 percent higher risk of death from all causes. Invisible blood in the stool is believed to be a marker for inflammation in the body, which can indicate a serious medical problem.

Colonoscopy concept painted watercolor word art.

Step-by-Step Guide to Getting a Colonoscopy

From pre-colonsocopy preperations to what happens during the procedure, this slideshow walks you through the important colorectal cancer screening process.

Doctor preparing for colonoscopy.

A Guide to Colorectal Cancer Screening Tools

You’ve probably heard of a colonoscopy, but did you know there are other ways to screen for colon cancer? Learn more your options.

Doctor holding a female patient's hands.

A Pap Test Didn't Catch Her Cervical Cancer

Carolann's story shows that cervical cancer can happen to anyone, and why good HPV testing is so critical.

A heart and heartbeat done with a sphygmomanometer.

The Connection Between Blood Pressure and Heart Rate

The connection between blood pressure and heart rate is not always clear. Learn about some of the different conditions that affect these measures and what it indicates about heart health.

Selection of healthy foods.

Why Triglycerides Matter and How to Lower Them

Triglycerides are the most common type of fat in your body. Here’s what you can do to keep them from getting too high.

A patient with diabetes logging his blood sugar levels.

When Should You Test Your Blood Sugar?

When you have diabetes, your blood sugar levels don’t always stay in an optimal range. Testing at the right times can help you stay in control.