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  1. Dementia - Symptoms and causes - Mayo Clinic

    Jun 7, 2025 · Dementia describes a group of symptoms affecting memory, thinking and social abilities. The symptoms interfere with a person's daily life. Dementia isn't one specific disease. Several …

  2. Dementia: What It Is, Causes, Symptoms, Treatment & Types

    Dec 5, 2025 · Dementia involves a decline in the mental abilities you need for daily living. It develops when there’s damage to the parts of your brain involved with learning, memory, decision-making and …

  3. What Is Dementia? Symptoms, Types, and Diagnosis

    Dementia is a loss of thinking, remembering, and reasoning skills. It is not a normal part of aging. Read about the different types of dementia and how it is diagnosed.

  4. Dementia - Wikipedia

    Dementia is a syndrome, often associated with neurodegenerative diseases such as Alzheimer's, and characterized by a general decline in cognitive processes that affects a person's ability to perform …

  5. What is Dementia? Symptoms, Causes & Treatment | alz.org

    Dementia is a general term for loss of memory, language, problem-solving and other thinking abilities that are severe enough to interfere with daily life. Alzheimer's is the most common cause of dementia.

  6. Dementia: Stages, Causes, Symptoms, and Treatments - WebMD

    Jul 3, 2024 · Dementia is a neuro-cognitive disorder that can be loosely explained as a loss of thinking ability and logical reasoning. This guide explains different forms of dementia.

  7. Dementia - World Health Organization (WHO)

    Mar 31, 2025 · Dementia is a syndrome that can be caused by a number of diseases which over time destroy nerve cells and damage the brain, typically leading to deterioration in cognitive function (i.e. …

  8. What Is Dementia? Symptoms, Types, and More - Healthline

    Jul 9, 2025 · Dementia is a loss of cognitive functioning, including memory, language, and reasoning. Learn more about dementia and how it differs from forgetfulness.

  9. Dementia: Symptoms, types, stages, and more - Medical News Today

    Apr 2, 2026 · Dementia refers to symptoms that affect memory, communication, and thinking. It features in Alzheimer's disease. Learn about symptoms, stages, and treatment.

  10. Dementia - Johns Hopkins Medicine

    Dementia is a general term impaired thinking, remembering or reasoning that can affect a person’s ability to function safely. The term has been replaced by “major neurocognitive disorder” and “mild …