Blood flow is critical for life. It transports nutrients, including oxygen, to every cell in your body and flushes away toxins. Even though your brain, which weighs about 3 pounds, makes up only 2% of your body’s weight, it uses 20% of the oxygen and blood flow in your body. Anything that impairs blood flow or damages your blood vessels hurts your brain and your mental well-being.
Study finds a link between blood supply to the hippocampus and cognitive performance.
Scientists know that if they transfuse blood from a young mouse to an old one, then they can stave off or even reverse some signs of aging. But they don’t know what in the blood is responsible for this remarkable effect.
A test that measures beta amyloid protein in the blood is more accurate than a brain scan and may indicate trouble years earlier.
Recently, the Alzheimer’s Drug Discovery Foundation gave researchers a $3.5 million award for promising early detection Alzheimer’s tests.
Nobel prizewinner Koichi Tanaka says the predictive blood test for Alzheimer’s disease he and colleagues spent almost a decade developing is a double-edged sword.
Researchers believe that this class of fatty molecules may represent a new blood biomarker that can help physicians diagnose Alzheimer’s earlier.
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