Anxiety is often described as a whole‑brain problem, but a series of mouse experiments suggests that, in some cases, a single misfiring circuit can tip the balance between calm and fear. By nudging ...

New research shows that aging blood can accelerate Alzheimer’s-like changes in the brain, while younger blood may offer ...

Endogenous lithium levels were lower in the prefrontal cortex of people with Alzheimer's and mild cognitive impairment. Lithium depletion in mouse models led to increased amyloid and accelerated ...

For decades, Alzheimer’s disease has been framed as a one‑way slide, with treatments aiming only to slow the descent. Now a cluster of animal studies is challenging that assumption, showing that ...

Every day, our brain makes thousands of decisions, big and small. Any of these decisions - from the least consequential such as picking a restaurant to the more important such as pursuing a different ...