This is an advertisement. 8e_3a54 air bubble can cause a ministroke. Rarely, a small amount of bleeding in the brain (hemorrhage) can cause a ministroke. The risk of blood clots goes up with age, since the older we , the narrower our blood vessels . Other factors that can increase the likelihood of experiencing a blood clot include: high blood pressure (hypertension) narrowed arteries caused by plaque buildup (atherosclerosis) in or around the brain smoking diabetes high cholesterol obesity What are the risk factors of ministroke and stroke? High blood pressure is a major risk factor of both ministroke and stroke. Over time, untreated high blood pressure can damage the inner walls of the arteries, resulting in atherosclerosis. This  |