Are doctors prescribing antibiotics too often for sinus infections?

Sinus infections are one of the most common reasons patients walk out of the doctor’s office with an antibiotic prescription in hand. The problem is that bacteria causes only about

The two proteins involved in Alzheimer’s disease affect brain circuits differently

A research team from the Institut de Neurociències of the Universitat Autònoma de Barcelona (INc-UAB) has discovered that the two key pathological hallmarks of Alzheimer’s — tau protein and beta-amyloid

Scientists may have overlooked a hidden Alzheimer’s culprit for decades

For decades, researchers have invested billions of dollars in Alzheimer’s treatments designed to target amyloid beta, a peptide that forms harmful deposits in the brain. But a biochemist at the