A person who has had a silent stroke usually does not know it.

There is more of chance of older people having a silent stroke but it may also happen to younger adults.

Women appear to be at higher risk for silent stroke, with hypertension and current cigarette smoking being some of the reasons.

The risk of silent stroke increases with age but may also affect younger adults.

It is estimated that silent strokes are five times more common than symptomatic stroke.

There are various individual risk factors associated with having a silent stroke.

Children with this disorder are at increased risk for silent stroke.

Conversely, those who have suffered a major stroke are also at risk of having silent strokes.

Now researchers say they have found a link between silent strokes and depression.

The silent strokes also were linked with a smaller hippocampus size.