Test that could identify Alzheimer's signs 20 years earlier greenlit for trials

The ability to diagnose Alzheimer's decades earlier could be a step closer with a new blood test set for clinical trials within months.

The lead researcher told Newsweek that an entire American population has largely been overlooked in brain health studies.

4 min readNew DelhiJul 26, 2026 10:00 PM IST Diagnosing Alzheimer’s disease has traditionally involved a combination of cognitive assessments, brain scans, and, in some cases, invasive spinal fluid tests—an often lengthy process that can delay clarity for people experiencing memory loss and cognitive decline. Now, a si

Dr. Kellyann Niotis, widely described as the first fellowship-trained preventive neurologist, follows a few science-backed habits to boost her brain health. Dr. Kellyann Niotis Dr. Kellyann Niotis, a preventive neurologist, follows a few habits to reduce her Alzheimer's risk. She said hydration and a diet rich in omeg