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NEW YORK DAWN™ > Blog > Health > Shorter telomeres linked to elevated threat of age-related mind ailments
Shorter telomeres linked to elevated threat of age-related mind ailments
Health

Shorter telomeres linked to elevated threat of age-related mind ailments

Last updated: June 12, 2025 7:09 am
Editorial Board Published June 12, 2025
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Credit score: Pixabay/CC0 Public Area

Scientists from Mass Common Brigham explored the associations between telomere size—which decreases as an individual ages or is uncovered to unhealthy environments—and the chance for age-related mind ailments. The analysis workforce discovered proof suggesting that more healthy life-style decisions might mitigate telomere length-associated dangers.

Their outcomes are printed in Neurology.

“Reducing risk factors like weight and alcohol consumption as well as getting more sleep and exercise can all help reverse the risk of age-related brain diseases, even for people who are already showing signs of biological aging,” mentioned lead creator Tamara Kimball, MD, from the Middle for Neurotechnology and Neurorecovery at Massachusetts Common Hospital.

“In short, it is never too late to start taking better care of your brain.”

The chance of stroke, dementia, and late-life despair (LLD) will increase for individuals as they become old. Likewise, telomeres, that are protecting caps on chromosomes, naturally shorten with age, or publicity to adversarial environmental situations, like stress and air pollution, rising the chance for DNA injury.

This research sought to find out the affiliation between these age-related mind ailments and leukocyte telomere size (LTL), and whether or not LTL was a direct causal issue or merely a predictive marker for mind ailments.

To analyze this relationship, the analysis workforce analyzed information from 356,173 contributors within the UK Biobank. In addition they used the McCance Mind Care Rating (BCS), which accounts for components like blood stress, blood sugar ranges, ldl cholesterol, and life-style behaviors, and social-emotional points that affect threat issue profiles.

Their findings confirmed that people with shorter LTLs and decrease BCSs, reflecting much less optimum life-style decisions, had been at larger threat for these mind ailments. Notably, these with shorter LTLs however more healthy life-style scores (excessive BCS) didn’t present a considerably elevated threat, suggesting {that a} excessive BCS might mitigate the results of brief telomeres.

One notable limitation of the research was that LTL was solely measured on the preliminary go to, and so telomere shortening couldn’t be tracked over time. Moreover, the research solely included people of European descent, which limits its generalizability.

However, decreasing threat components seems to mitigate the destructive results of shorter telomeres on cerebral well being, which units the stage for future research to discover whether or not life-style interventions can in reality sluggish growing old’s results on the mind.

Extra info:
Affiliation of Leukocyte Telomere Size with Stroke, Dementia, and Late-Life Melancholy: The Function of Modifiable Danger Elements, Neurology (2025). DOI: 10.1212/WNL.0000000000213794

Supplied by
Mass Common Brigham

Quotation:
Shorter telomeres linked to elevated threat of age-related mind ailments (2025, June 11)
retrieved 12 June 2025
from https://medicalxpress.com/information/2025-06-shorter-telomeres-linked-age-brain.html

This doc is topic to copyright. Aside from any honest dealing for the aim of personal research or analysis, no
half could also be reproduced with out the written permission. The content material is supplied for info functions solely.

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