Scientists have uncovered new evidence that challenges long-held assumptions about the causes of a common type of stroke, offering clues as to why widely used treatments may not work. The study found ...

When a person first exhibits signs of having a stroke, the timing of treatment is critical to restore blood flow to the brain ...

Your spinal cord needs a steady blood supply to deliver oxygen and nutrients to the tissues. This blood helps the spinal cord cells send nerve impulses to the rest of your body. The impulses are ...