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 stroke can occur in just a matter of seconds. It occurs when the blood supply to part of the brain is suddenly cut off, ...

The neurodegenerative condition chronic traumatic encephalopathy appears to be driven by damage to the blood-brain barrier ...

A newly identified brainstem mechanism linking breathing and blood pressure may help explain certain forms of hypertension and point toward new treatment strategies targeting oxygen-sensing cells in ...

Many people have never heard of a mini‑stroke, or they assume it is harmless because it does not last very long. In reality, a mini‑stroke is a serious medical warning. Doctors call it a transient ...

Blood vessels in the brain are highly interconnected and efficient in actively regulating blood flow. Yet, the mechanisms that regulate flow are not well studied on a holistic level. To determine how ...

The brain relies on real-time delivery of oxygen and nutrients through its microvasculature, which threads through neural tissue like electrical wires.

Scientists have discovered a group of brainstem cells that help keep blood pressure stable as the body moves through daily activities.

Bleeding occurs when trauma damages a blood vessel. When that trauma involves your head—whether the scalp, skull, or brain—it’s considered a head injury. These head injuries range in severity from a ...