Researchers have developed a new metric from measured blood circulation in our brain. This metric has implications for brain conditions, including Alzheimer's disease and other forms of dementia. Each ...

Scientists have uncovered a surprising brain-based trigger for high blood pressure, tracing it to a small region in the ...

Sleep helps the brain to cleanse itself—and now this process can be measured in humans entirely noninvasively. Researchers at ...

A major international study has uncovered a new biological clue that could help predict dementia long before memory problems arise. Researchers from the University of Cambridge and Zhejiang University ...

Worsened blood circulation from autonomic dysfunction may contribute to depressive symptoms, offering a new avenue for ...

High blood pressure, or hypertension, affects 14 million people in Britain, five million of whom are unaware that they suffer ...

Mild cognitive impairment is linked to blood vessel dysfunction in the brain's temporal lobes—the seat of memory—according to a new USC-led study. The findings, seen in people with and without signs ...

The blood–brain barrier acts like a security system for your brain—and exercise may help strengthen it. This article explains ...

Doctors have long been as puzzled as their patients have been alarmed when some unaccustomed exercise causes not only numbness in an arm but faintness and even temporary blindness. Now artery ...

Each time the heart beats, it pumps blood through the brain vessels, causing them to expand slightly and then relax, much like the rise and fall of the blood pulsing through your veins when you feel ...