Though it accounts for just two percent of the body’s weight, the brain consumes a whopping 20% of its total energy. To get the energy it needs for more complicated tasks, the brain has evolved a ...

Cerebral blood delivery depends on mechanisms such as electrical signaling, which propagates through capillary networks to upstream arterioles to deliver blood, and calcium signaling, which fine-tunes ...

Dementia has long been framed as a slow, irreversible loss of neurons, but a new line of research is shifting attention to the blood vessels that feed the brain. Scientists are now testing whether ...

Moyamoya disease is a rare, progressive cerebrovascular disorder caused by the shrinking of major brain blood vessels resulting in decreased blood flow to certain brain regions and eventually can lead ...

Recent research has revealed that patients and animal models of Alzheimer’s disease display significant disturbances to brain blood flow from early on in disease-course. This article will highlight ...

A leg bypass surgery may be necessary if fatty deposits have clogged a blood vessel, impeding blood flow through the leg. During this surgery, doctors will create a new pathway for blood to travel. If ...

This molecule helps keep our blood vessels dilated, which can have a harmful ripple effect throughout our body if disrupted.