
Alzheimer's disease is the most common form of dementia and affects 6.7 million Americans. With the aging population booming in the US, that number is expected to grow to 13 million by 2050.
A study of 1,213 patients in Sweden between February 2020 and January 2024 published on Sunday found blood tests that focus on a form of a protein called tau was far more accurate at diagnosing the disease than doctors alone.
In the study, patients who visited either a primary care doctor or a specialist for memory complaints got an initial diagnosis using traditional exams, gave blood for testing and were sent for a confirmatory spinal tap or brain scan.












Comment: There's plenty of mundane things one can do to maintain brain health, before going for fancy drugs: