All videos

This New Alzheimer's Drug Could Slow the Disease in its Early Stages

Alzheimer’s is strongly associated with a build-up of proteins in the brain. These amyloid-beta proteins clump together into sticky plaques. These clumps disrupt communication between patients’ brain cells. This causes the cells to stop working and die off, accelerating patients’ cognitive decline. The new drug is called lecanemab and t’s designed to break down these protein deposits.

Share:
World Economic Forum logo

Forum Stories newsletter

Bringing you weekly curated insights and analysis on the global issues that matter.

Subscribe today

About us

Engage with us

Quick links

Language editions

Privacy Policy & Terms of Service

Sitemap

© 2026 World Economic Forum