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  1. Dementia - Wikipedia

    Dementia is a syndrome associated with many neurodegenerative diseases, characterized by a general decline in cognitive abilities that affects a person's ability to perform everyday activities. [9] This …

  2. 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 …

  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. 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.

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

    Mar 12, 2022 · 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 …

  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. 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.

  8. 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 The term has been replaced by “major neurocognitive disorder” and “mild …

  9. What Is Dementia? Types, Symptoms, Causes & Treatment - AARP

    Apr 29, 2025 · Dementia describes a decline in the ability to think, remember and reason. Here are the types, symptoms, causes and treatments.

  10. What is Dementia? | American Brain Foundation

    Dementia is the progressive loss of cognitive ability that often occurs due to degenerative brain diseases and disorders. It is different from the memory and cognitive loss that can naturally occur with aging. …