Scientists have found a promising way to protect the brain from Alzheimer’s-related damage by blocking immune cells that ...

Arrowhead Pharmaceuticals’ siRNA candidate achieved “compelling” tau reductions in an early study of healthy volunteers, with ...

A new conceptual framework called the Gut-Brain Homeostatic Continuum reframes Alzheimer's disease as a progressive erosion ...

The brain keeps one of the strictest guest lists in the body. Oxygen and nutrients may enter. Toxins, germs, and other substances traveling through the blood are turned away. Controlling the door is ...

Add Yahoo as a preferred source to see more of our stories on Google. (Thom Leach/Science Photo Library/Getty Images) The brain keeps one of the strictest guest lists in the body. Oxygen and nutrients ...

For decades, scientists have struggled to understand exactly how years of taking hits to the head while playing sports can translate into severe memory loss and dementia later in life. The work is a ...

A new Northwestern Medicine study has uncovered key molecular design principles that could help supramolecular therapeutics cross the blood-brain barrier, a major challenge for this novel approach to ...

AM, your head feels foggy.You didn't cut back on sleep. Still, there are days a few times a week when you can't maintain ...

A landmark study in Cell reveals that gut bacteria carrying the tnaA gene convert dietary tryptophan into indole, flipping a ...

London's ExCeL center opened AAIC 2026 this morning with the most consequential claim the Alzheimer's field has heard in years: the blood-brain barrier — the endothelial wall that has blocked every ...

"When testosterone levels rise too high, the brain sends signals to the pituitary to reduce production." ...

TBI is common, and healing requires reducing inflammation, restoring mitochondria, and boosting neuroplasticity. Low‑dose ...