Now is your doctor testing for this or just lazily using Occam's Razor to blame poor memory on stroke and do nothing about it? Ask your doctor that question, you need to know their competency.
A Mental Sign Of Vitamin B12 Deficiency - poor memory
Around one-quarter of people may be deficient in vitamin B12.
People in the study with low levels of vitamin B12 had worse memory for both ideas and events in their lives.
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Good sources of vitamin B12 include fish, poultry, eggs and low-fat milk.
Fortified breakfast cereals also contain vitamin B12.
People who may have difficulty getting enough vitamin B12 include vegetarians, older people and those with some digestive disorders, such as Crohn’s disease.
Dr Christine C. Tangney, the study’s first author, said:
“Our findings lend support for the contention that poor vitamin B12 status is a potential risk factor for brain atrophy and may contribute to cognitive impairment.”For the study, 121 older people were given tests of memory and thinking and had their vitamin B12 levels measured.
Brain scans 4.5 years later revealed brain shrinkage in those who were deficient.
B12 deficiency was also linked to worse scores on cognitive tests.
Dr Tangney said:
“Our findings definitely deserve further examination.Other, common signs of vitamin B12 deficiency include feeling tired, experiencing muscle weakness and being constipated.
It’s too early to say whether increasing vitamin B12 levels in older people through diet or supplements could prevent these problems, but it is an interesting question to explore.
Findings from a British trial with B vitamin supplementation are also supportive of these outcomes.”
About the author
Psychologist, Jeremy Dean, PhD is the founder and author of PsyBlog. He holds a doctorate in psychology from University College London and two other advanced degrees in psychology.He has been writing about scientific research on PsyBlog since 2004. He is also the author of the book “Making Habits, Breaking Habits” (Da Capo, 2003) and several ebooks:
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