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Story summary
- Professor Tommy Wood warns GLP-1 weight-loss drugs may threaten brain health when users severely restrict calories.
- He says severe calorie restriction forces the brain to consume its own tissue.
- Early lean-mass loss on GLP-1 therapy mainly reflects intramuscular fat loss, not weakness.
- Chronic under-eating deprives the CNS of omega-3s, iron, protein and B-vitamins.
- Wood recommends resistance training and adequate B12, folate, B6, vitamin D, iron, omega-3 to prevent cognitive decline.
