The A1C test measures blood sugar management over 2 or 3 months. To estimate an A1C, clinicians may use an estimated average glucose (eAG) to help people with diabetes better understand how this multi ...

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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).

Medically reviewed by Kelly Wood, MD Diabetes is a common condition that affects about 38 million people in the United States ...

Lab tests that measure urine concentration and hormonal levels can help diagnose diabetes insipidus, a condition that causes excessive urination. Share on Pinterest Jovana Milanko/Stocksy United ...

A gestational diabetes test checks blood sugar, or glucose, levels during pregnancy. Before the test, people should avoid consuming food and drinks that are high in sugar and simple carbohydrates, as ...

LIVERPOOL — C-peptide testing a few years after a diagnosis of type 1 diabetes should be a routine procedure as it can help pinpoint occasional patients who have been misdiagnosed and actually have ...

Jan. 21 -- TUESDAY, Jan. 20 (HealthDay News) -- Scientists say they are on the verge of developing a saliva test for monitoring type 2 diabetes, which might someday replace invasive blood tests. For ...

A new study suggests a simple blood test could tell who is at higher risk for rapid cognitive decline with Alzheimer's. The study found that people with higher insulin resistance were up to four times ...