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The US Food and Drug Administration has given marketing clearance to a blood test to help diagnose Alzheimer’s disease, making the test the first to get signoff to aid in the early detection of the ...

A water deprivation test checks how the body responds to several hours without water intake. A doctor may request this test to help diagnose conditions such as arginine vasopressin disorder (AVD).

When it comes to colorectal cancer, there are several tests used for screening which one to choose depends on the patient. The best test is the one that gets done and done. Well, Dr Cke Dalba with the ...

Severe fatigue, chronic pain, brain fog, difficulties with day-to-day tasks — these are just a few of the often disabling symptoms of chronic fatigue syndrome. Millions of people across the globe, up ...

Recent research suggests that blood tests may show markers of oral cancer. But a blood test isn’t enough to confirm an oral cancer diagnosis. A biopsy is the only way to confirm it. Blood tests for ...

A 5-second finger test can help detect early signs of lung cancer. The test involves pressing your thumbnails together. If a diamond shape does not form, it may indicate finger clubbing. Clubbing can ...

Vitamin B12 is vital for good health. Your body needs steady levels of this nutrient to make enough red blood cells and keep your nervous system working. If you eat a balanced diet, you’re probably ...

What Is an Arterial Blood Gas Test (ABG)? An arterial blood gas (ABG) test measures oxygen and carbon dioxide levels in your blood. It also measures your body’s acid-base (pH) level, which is usually ...