Reference Terms

from Wikipedia, the free encyclopedia

Dementia

Dementia is progressive decline in cognitive function due to damage or disease in the brain beyond what might be expected from normal aging.

Note: The above text is excerpted from the Wikipedia article "Dementia", which has been released under the GNU Free Documentation License.

For more information, see the following related content on ScienceDaily:

1

2

Scientists May Have Discovered Mechanism Behind Cognitive Decline in Aging

July 25, 2023 — Scientists have discovered what they believe to be the central mechanism behind cognitive decline associated with normal ...

Self-Reported Declines in Cognition May Be Linked to Changes in Brain Connectivity

June 22, 2021 — A research team recently published the results of a three-year study of cognitive changes in older adults who complained that their cognitive ability was worsening though clinical assessments showed ...

Can Large Fluid-Filled Spaces in the Brain Help Identify Those at Risk of Dementia?

Jan. 27, 2021 — People with enlarged fluid-filled spaces in the brain around small blood vessels may be more likely to develop cognitive problems and dementia over time than people without these enlarged spaces, ...

One in 10 Older Americans Has Dementia

Oct. 24, 2022 — In the first nationally representative study of cognitive impairment prevalence in more than 20 years, researchers found almost 10% of older adults have dementia and 22% have mild cognitive ...

Vitamin D Deficiency Can Lead to Dementia

June 14, 2022 — Dementia is one of the major causes of disability and dependency among older people worldwide, affecting thinking and behaviors as you age. But what if you could stop this degenerative disease in its ...

Tooth Loss Associated With Increased Cognitive Impairment, Dementia

July 8, 2021 — Tooth loss is a risk factor for cognitive impairment and dementia -- and with each tooth lost, the risk of cognitive decline grows, according to a new ...

Cases of Cognitive Decline in Older People More Than Double in Ten Years

Mar. 24, 2022 — Cases of cognitive decline in older people, where a doctor has assessed someone following concerns about memory and noted their brain function has been affected, have more than doubled over the past ...

Whether You're 18 or 80, Lifestyle May Be More Important Than Age in Determining Dementia Risk, Study Reveals

July 13, 2022 — Individuals with no dementia risk factors, such as smoking, diabetes or hearing loss, have similar brain health as people who are 10 to 20 years younger than them, according to a new study. The study ...

Higher Levels of Triglycerides Linked to Lower Risk of Dementia

Oct. 25, 2023 — Older people who have higher levels of triglycerides, a type of fat, may have a lower risk of dementia and a slower cognitive decline over time compared to people who have lower levels, according to ...

Promising Treatment for Dementia

May 5, 2022 — A new study has found a promising new treatment for patients with behavioral variant fronto-temporal dementia, the second most common form of dementia in the under 60s -- resulting in a stabilizing ...

Mind & Brain News

December 6, 2023

Brittle Stars Can Learn Just Fine -- Even Without a Brain

Nov. 29, 2023 — We humans are fixated on big brains as a proxy for smarts. But headless animals called brittle stars have no brains at all and still manage to learn through experience, new research reveals. These shy marine creatures have no brain to speak of -- ...

From the First Bite, Our Sense of Taste Helps Pace Our Eating

Nov. 22, 2023 — When you eagerly dig into a long-awaited dinner, signals from your stomach to your brain keep you from eating so much you'll regret it -- or so it's been ...

AI System Self-Organizes to Develop Features of Brains of Complex Organisms

Nov. 20, 2023 — Scientists have shown that placing physical constraints on an artificially-intelligent system -- in much the same way that the human brain has to develop and operate within physical and biological constraints -- allows it to develop features of the ...

US Men Die 6 Years Before Women, as Life Expectancy Gap Widens

Nov. 14, 2023 — We've known for more than a century that women outlive men. But new research shows that, at least in the United States, the gap has been widening for more than a ...

Latest Headlines

updated 12:56 pm ET

New Research Shows How Important Protein Keeps Our Cell Membranes in Balance

Dec. 5, 2023 — New research shows how important protein keeps our cell membranes in balance. Researchers have studied the structure, function and mechanisms of the ...

Repeated Blast Exposures May Harm the Brain Health of Military Personnel

Dec. 6, 2023 — The brains of special warfare community personnel repeatedly exposed to blasts show increased inflammation and structural changes compared with a control group, potentially increasing the risk of ...

New Protein Linked to Early-Onset Dementia Identified

Dec. 6, 2023 — Scientists have identified abnormal aggregates of a protein called TAF15 in the brains of individuals with early-onset dementia, known as frontotemporal dementia, where the cause was not previously ...

Enhanced AI Tracks Neurons in Moving Animals

Dec. 5, 2023 — Scientists have developed a pioneering new method that uses deep learning and a new technique called 'targeted augmentation' to track neurons in moving and deforming ...

Filling Data Gaps to Assess the Role of Education in Fertility Decline

Dec. 4, 2023 — Researchers have introduced an innovative methodology for reconstructing data on fertility and education, particularly in developing countries with inconsistent or unreliable data ...

Newly Identified Biomarkers May Detect Early Cognitive Decline Via Blood Test

Dec. 5, 2023 — For some people, extreme stressors like psychiatric disorders or childhood neglect and abuse can lead to a range of health problems later in life, ...

Addicted to Your Phone? New Tool Identifies Overuse of Digital Media

Dec. 5, 2023 — A new tool will make it easier for clinicians and researchers to measure digital media addiction as new technologies emerge. ...

Depression, Constipation, and Urinary Tract Infections May Precede MS Diagnosis

Dec. 5, 2023 — In some diseases, the underlying processes can start years before a diagnosis is made. A new study finds that people who later develop multiple ...

Older Organs Accelerate Aging in Transplant Recipients

Dec. 5, 2023 — A study found that in preclinical models, transplanting older organs can trigger senescence in younger recipients. They observed that young and middle-aged mice that received heart transplants from ...

Glial Tone of Aggression

Dec. 5, 2023 — While anger and aggression are instinctive behaviors found across many species, leaving these emotions unchecked can lead to conflict and violence. In a recent study, researchers demonstrated that ...