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Walking or vitamin B for cognition in older adults with mild cognitive impairment? A randomised controlled trial
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    Exercise and Folate on Cognition

    Dear Editor

    Although this study found that exercise improves some aspects of cognitive performance, it also confirmed a recent meta-analysis[1] in concluding that folic acid supplementation does not significantly benefit cognition. A recent article by our group suggested that much of the relationship between folate levels and cognition may be attributed to exercise[2] because exercise is known to raise folate leve...

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    Conflict of Interest:
    None declared.