Alzheimer's disease & dementia

Blood tests for Alzheimer's: Why new studies are encouraging

Many people who have problems with their memory, especially if they are elderly, worry that they have Alzheimer's disease, which afflicts at least 5.5 million people in the U.S. and brings tremendous burdens to families as ...

Diseases, Conditions, Syndromes

New test is first in US to help detect new STD threat

It is hard to get much of a reputation if nobody knows you're around, and that has definitely been the case for mycoplasma genitalium, the tiny bacteria estimated to be more prevalent than the bug that causes gonorrhea but ...

Alzheimer's disease & dementia

Blood test is 94% accurate at identifying early Alzheimer's disease

Up to two decades before people develop the characteristic memory loss and confusion of Alzheimer's disease, damaging clumps of protein start to build up in their brains. Now, a blood test to detect such early brain changes ...

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Blood test

A blood test is a laboratory analysis performed on a blood sample that is usually extracted from a vein in the arm using a needle, or via fingerprick.

Blood tests are used to determine physiological and biochemical states, such as disease, mineral content, drug effectiveness, and organ function. Although the term blood test is used, most routine tests (except for most haematology) are done on plasma or serum, instead of blood cells.

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