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Weight Fluctuations Linked to Faster Cognitive Decline in Seniors

9/21/2025

Summary

Story summary

Research shows that weight fluctuations over 5% in older adults may speed up cognitive decline, especially in those with mild cognitive impairment.
A study in the Neurology journal reveals that high abdominal fat raises dementia risk, including Alzheimer's and Parkinson's, by 13%.
Waist size may predict dementia risk, indicating that excess belly fat is a concern.
An "obesity paradox" suggests late-life obesity might relate to better cognitive outcomes.
Experts advise older adults to monitor their weight to reduce cognitive decline risks.

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Story summary

Research shows that weight fluctuations over 5% in older adults may speed up cognitive decline, especially in those with mild cognitive impairment.
A study in the Neurology journal reveals that high abdominal fat raises dementia risk, including Alzheimer's and Parkinson's, by 13%.
Waist size may predict dementia risk, indicating that excess belly fat is a concern.
An "obesity paradox" suggests late-life obesity might relate to better cognitive outcomes.
Experts advise older adults to monitor their weight to reduce cognitive decline risks.