predicts a stroke exactly one month in advance.
However, some people experience a TIA, sometimes called a mini-stroke, before a more serious stroke. A TIA occurs when blood flow to part of the brain is temporarily interrupted. Its symptoms can last only a few minutes or hours and may disappear completely.
Even if the person feels normal afterward, a TIA is a medical emergency that requires immediate assessment. It can be a warning of a future stroke, and prompt evaluation may help prevent one.
Other symptoms, such as persistent dizziness
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