Summary
Regular and moderate coffee consumption may be associated with a lower risk of developing Alzheimer's and delaying its onset, potentially due to the caffeine, antioxidants, and other compounds in coffee that can benefit memory, mood, and cognitive function.
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However, heavy coffee consumption may increase the risk of dementia.
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Caffeine and dementia have been studied many times, with some finding that people who do not develop dementia have twice as much caffeine in their blood as those who do.
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Research has suggested that caffeine can counter dementia by blocking the cells' ability to recognize adenosine, and that decaffeinated coffee increases production of granulocyte-colony stimulating factor.
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Summary
And studies have shown that regular, moderate coffee drinking may be tied to a reduced risk for Alzheimer’s disease. The protective effect may in part be due to the caffeine in coffee, though coffee also contains antioxidants and other compounds that can be good for blood vessels, including those in the brain.
Should Alzheimer’s Patients Drink Coffee?
alzinfo.org
Summary
For instance, a number of studies using mouse models have concluded that coffee can protect against the development of Alzheimer’s . Even in studies that took data from human participants over long periods of time, coffee appears to lower the risk of cognitive decline, Alzheimer’s, and other dementias.
Alzheimer's: The role of coffee - Medical News Today
medicalnewstoday.com
Summary
Caffeine and dementia have been studied many times, with some finding that people who do not develop dementia have twice as much caffeine in their blood as those who do. Research has suggested that caffeine can counter dementia by blocking the cells' ability to recognize adenosine, and that decaffeinated coffee increases production of granulocyte-colony stimulating factor. However, this effect is not seen with caffeine alone or decaffeinated coffee, suggesting that there could be a combination effect between caffeine and an unknown compound in coffee.
Caffeine and dementia | Alzheimer's Society
alzheimers.org.uk
There is currently no cure for Alzheimer’s disease, although treatment and lifestyle changes can slow its progression. A new Australian study suggests that higher coffee intake might be linked...
Alzheimer’s: Can drinking coffee reduce risk?
medicalnewstoday.com