Medically reviewed by Brigid Dwyer, MD Stroke is caused by an interrupted blood supply to a portion of the brain and can cause a variety of symptoms and signs. The most common strokes are hard to miss ...

When Canadian high-school maths teacher Ann suffered a brainstem stroke at the age of 30 that left her severely paralysed, she lost entire muscular control and couldn’t even breathe unassisted.

with strokes from high-velocity neck manipulations. So that’s like when a chiropractor or someone twists your neck really quickly … that can tear the arteries that supply the brain stem ...