32 Responses to McCain and the POW Cover-Up. 1  Dear Mr. Schanberg, 2  Although this is old news, it just came to my attention by way of a Facebook post, and it is too important to ignore. 3  The time for the truth is way overdue.  Just came across this on a Facebook post.
Rare and Hereditary Causes of Stroke. Rare and Hereditary Causes of Stroke. A stroke occurs when a blood vessel that supplies blood to the brain is blocked (ischemic stroke), leaks or bursts (hemorrhagic stroke), damaging or killing nerve cells in the brain. As a result, the part of the body controlled by the damaged area of the brain cannot work properly.
Blood Flow Blockage. Strokes are caused by either blood flow blockage to the brain (ischemic stroke) or the sudden rupture of an artery in the brain (hemorrhagic stroke). Brain cells require a constant supply of oxygen to stay healthy and function properly.hromboembolic Stroke and Atherosclerosis. These types of stroke usually occur when an artery that carries blood to the brain is blocked by a thrombus (blood clot) that forms as the result of atherosclerosis (commonly known as hardening of the arteries).