A sudden change in someone’s speech, strength, vision, or balance can be frightening—and in some cases, it may signal a transient ischemic attack (TIA), often called a mini-stroke.
A TIA happens when blood flow to part of the brain is temporarily interrupted. The symptoms may disappear after a short time, but that does not mean the situation is harmless. A TIA can be a warning that a more serious stroke could follow.
The original article highlights several temporary neurological symptoms that should prompt immediate medical attention.