![]() ![]() Sudden, severe headache with no apparent cause.Sudden dizziness, loss of balance or coordination, or difficulty walking.Sudden vision difficulty in one or both eyes. ![]() Sudden confusion or problems understanding. ![]() Sudden numbness or weakness of the face, arm or leg, especially on one side of the body.A stroke can cause a sudden, very bad headache that doesn’t seem related to your usual headache triggers. Sudden and severe headache with no obvious cause.This is another sign that your brain is being affected by something. The keyword here is sudden: one moment you’re fine, the next you feel dizzy or have trouble keeping your balance.Sudden dizziness, trouble walking, loss of balance or coordination.If you suddenly feel confused and have trouble understanding things you usually have no problems managing, it could be a sign of stroke. The keyword here is sudden: one moment you’re fine, the next you feel dizzy or have trouble keeping your balance. Numbness or weakness in the face, arm, or leg, located on one side of the body.īecause our brains control each side of the body from a different hemisphere, a stroke usually affects one half of the body.A sudden loss of vision is another sign of stroke. This preventive measure could help prevent a fatal or disabling stroke.Ī stroke can affect the area of the brain that manages vision. A person experiencing signs of a TIA should call 9-1-1 and get to an emergency department at once. Because the symptoms go away, many people ignore them – which is a big mistake because they may be a red flag warning you that a major stroke could happen, and often within the next 48 hours.Įven though TIA symptoms go away, you should never ignore a TIA it is often a warning sign that a major stroke may happen soon. ![]() Since blood flow is interrupted only for a short time, symptoms of a TIA usually go away within an hour. The symptoms of a TIA are the same as in a stroke, the difference is that in a TIA, the blockage is temporary and blood flow returns on its own. Narrowed arteries are usually caused by plaque - a buildup of fat, cholesterol, calcium, and other substances. TIAs occur when the blood supply to your brain is briefly blocked by a clot or narrowed artery. What Is a Transient Ischemic Attack (TIA)?
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