What is a stroke?
A stroke, also called cerebrovascular accident (CVA), is a condition whereby the blood supply to the brain is blocked leading to lack of oxygen supply to the brain cells. Brain cells can die when the oxygen supply is cut off for even a few seconds. This leads to loss of function of parts of the body controlled by that region of the brain. If the right side of the brain is affected, the left part of the body will be affected and vice versa.
There are two types of stroke based on their etiology: