New research suggests Alzheimer’s may start far earlier than previously thought, driven by a hidden toxic protein in the brain. Scientists found that an experimental drug, NU-9, blocks this early ...

Alzheimer disease research is yielding breakthroughs with blood tests and brain scans that can enhance early diagnosis, while new drugs promise to slow the disease and improve patients’ lives.

Cochrane reviews aim to analyse and draw conclusions about a particular health-related question. These reviews consider all the high-quality research on a topic and are often used by healthcare ...