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  1. Aphasia - NIDCD

    Stroke is the leading cause of aphasia. According to the National Aphasia Association, approximately one third of stroke survivors have aphasia. A stroke occurs when a blood clot or a leaking or burst …

  2. Aphasia - Symptoms & causes - Mayo Clinic

    Jun 11, 2022 · Aphasia usually happens suddenly after a stroke or a head injury. But it can also come on gradually from a slow-growing brain tumor or a disease that causes progressive, permanent …

  3. What you need to know about aphasia - Harvard Health

    Jul 1, 2022 · Brain damage can cause the language disorder aphasia. It affects a person's ability to understand or produce speech. Coping with aphasia requires treatment for the underlying cause and …

  4. What is Aphasia? - National Aphasia Association

    Aphasia is not a disease, but a symptom of damage to the parts of the brain that control language. This damage can happen suddenly—like after a stroke or head injury—or slowly over time, as with some …

  5. Aphasia - Wikipedia

    Aphasia, also known as dysphasia, [a] is an impairment in a person's ability to comprehend or formulate language because of dysfunction in specific brain regions. [2] The major causes are stroke and head …

  6. The Expert Guide to Aphasia: Causes, Types, and Treatment

    May 9, 2025 · Aphasia can happen after a stroke, brain injury, or as part of conditions like dementia. Common types of aphasia include Broca’s aphasia, Wernicke’s aphasia, and global aphasia. …

  7. Aphasia - Johns Hopkins Medicine

    Aphasia is caused by damage to the language-dominant side of the brain, usually the left side. It may be brought on by: It's currently not known if aphasia causes the complete loss of language structure, or …

  8. Understanding aphasia and its cause - Mayo Clinic Health System

    Jun 19, 2023 · Aphasia presents itself in three different ways. Your health care team may classify aphasia as: Non-fluent aphasia is identified as decreased language output, difficulty identifying words …

  9. Aphasia - Brain, Spinal Cord, and Nerve Disorders - Merck Manual ...

    Aphasia is partial or complete loss of the ability to express or understand spoken or written language. It results from damage to the areas of the brain that control language.

  10. Aphasia: Causes, Symptoms, and Treatments - WebMD

    May 14, 2025 · Aphasia happens when those parts of the brain don’t work properly because of a brain injury, dementia, and other causes. Aphasia isn’t a sign of low intelligence or ability. When you have...