Your brain’s blood supply follows a precise map — and knowing it can save lives in a stroke emergency. From the circle of Willis to the middle cerebral artery, each vessel feeds specific brain regions ...

Scientists are developing a test which could one day be used to predict how a patient's illness will progress, and even how well they will respond to treatment. The international team, led by ...

The new focus on manned missions to the moon and Mars presents countless pressing challenges, including keeping humans alive ...

The new focus on manned missions to the moon and Mars presents countless pressing challenges, including keeping humans alive ...

Did our AI summary help? Heart health is vital for your well-being, but problems like high blood pressure, blocked arteries and poor circulation are becoming common even in the young. These issues are ...

Subtle changes in brain blood flow and oxygen use are closely linked to hallmark signs of Alzheimer’s, including amyloid plaques and memory-related brain shrinkage. Simple, noninvasive scans may one ...

“Whether patients undergo a procedure to remove plaque in the carotid artery, known as a carotid endarterectomy, stenting to insert a flexible tube to hold open the narrowed part of the artery, or a ...

Most people don’t spare a thought for their blood type unless they’re in need of a transfusion — but could yours hold secrets to your health? There are four main blood types: A, B, AB and O.

Alexandria Nyembwe is a registered nurse and health writer. She has worked in street medicine serving populations experiencing homelessness in Skid Row Los Angeles as well as in cardiovascular care in ...

Carrie Madormo, RN, MPH, is a health writer. She has over a decade of experience as a registered nurse, practicing in a variety of fields, such as pediatrics, oncology, chronic pain, and public health ...

Introduction: Blood pressure (BP) is a complex physiological marker. Cuffless devices, often based on photoplethysmography (PPG), enable frequent or continuous BP monitoring without arterial occlusion ...

Measuring blood flow in the brain is critical for understanding response to a range of neurological problems, including stroke, traumatic brain injury (TBI) and vascular dementia. Obtaining such ...