The FDA has approved the first blood test for Alzheimer's disease based on a blood test – from Fujirebio – in a step forward for early diagnosis. The test, dubbed the Lumipulse G pTau217/ß-Amyloid ...

Matt Elliott is a senior editor at CNET with a focus on laptops and streaming services. Matt has more than 20 years of experience testing and reviewing laptops. He has worked for CNET in New York and ...

Chaga mushrooms are a birch-tree fungus from cold climates that people have used for centuries, and they’re now commonly consumed as tea or supplements. Animal and test-tube studies suggest chaga ...

Cardiac catheterization (also called cardiac cath, heart cath, or coronary angiogram) is a procedure that allows your doctor to see how well your blood vessels supply your heart. During the test, they ...

Regular visits to your doctor may seem like a chore, but for women, certain screenings and tests may add years to your life. Some tests, like a Pap smear or blood cholesterol check, are ones you’ve ...

Coffee contains caffeine and other bioactive compounds, including antioxidants like chlorogenic acids plus cafestol, kahweol, and trigonelline, though amounts vary per cup. Caffeine blocks adenosine, ...

Targeted genetic engineering in many important model systems and in human tissue culture cells has historically been challenging. This has changed dramatically over the past 5 years with the ...