There are new blood tests for Alzheimer's. Should I have one?

medicalxpress - Australians have seen a flurry of headlines announcing the arrival of blood tests for Alzheimer's disease.

AI Summary: New blood tests detecting Alzheimer’s biomarkers are reaching clinical availability, promising earlier and less invasive diagnosis. Clinicians and consumers now face decisions about who should be tested, how to interpret results, and what interventions — if any — follow a positive biomarker. The tests shift diagnostic practice while raising ethical and counseling challenges.