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Ultra-Processed Foods Linked to Brain Damage
15 Oct
Summary
- Ultra-processed foods may increase vascular brain injury risk by over 40%.
- Silent strokes and pre-stroke profiles found in frequent consumers.
- Brain injuries from diet could potentially lead to dementia.
A comprehensive Canada-wide study initiated in 2014 has uncovered a potential connection between the consumption of ultra-processed foods and brain damage. Researchers from McMaster University observed that individuals whose daily intake consists of nearly 45% ultra-processed items, such as chips, sweet cereals, and certain frozen meals, are more than 40% likely to exhibit signs of vascular brain injury.
The study, which followed over 8,700 middle-aged Canadians, found evidence of silent strokes and pre-stroke profiles in participants with high consumption of these foods. Senior author Dr. Sonia Anand stated that the observed brain injuries could be early indicators of future stroke or dementia. Researchers noted an independent effect linking ultra-processed foods to the brain damage seen on MRI scans.
Furthermore, the study observed that participants consuming the most ultra-processed foods also tended to have higher body fat, including deep belly fat. This research, published in the Journal of the American Medical Association (JAMA), acknowledges the financial challenges some Canadians face in affording healthier options amidst rising food costs. A continuation of the study is underway, with follow-up MRIs expected in early 2028 to monitor long-term effects.
