New noninvasive tools reveal that subtle shifts in brain blood flow and oxygen use may mirror key markers of Alzheimer’s risk ...

Subtle changes in brain blood flow and oxygen use are closely linked to hallmark signs of Alzheimer’s, including amyloid ...

They’re the farthest points from your heart, often stuffed into shoes and easily forgotten. But your toes might be sending important messages about your cardiovascular health long before other ...

Atrial fibrillation (AF) is one of the most common arrhythmias, especially among the elderly, occurring in the left atrium. In addition, it increases the chances of suffering an embolism and, ...

For people with advanced heart failure, left ventricular assist devices, or LVADs, can be a literal lifesaver. The implantable devices, which improve blood flow throughout the body, are often the last ...