BLOOD TEST MAY HELP PREDICT RISK OF COGNITIVE DECLINE DUE TO ALZHEIMER'S A DECADE BEFORE SYMPTOMS APPEAR

Key Takeaways Symptom-free older adults with very high levels of the Alzheimer's blood biomarker p-tau217 had an estimated 78% risk of developing cognitive impairment over 10 years. The blood test provided important clues about future Alzheimer's risk beyond what brain scans and genetic...