AAIC 2021: dementia risk could be reduced by improving air quality

Written by Heather Jones, Future Science Group

Multiple studies presented at this year’s Alzheimer’s Association International Conference (AAIC; 26–30 July 2021, CO, USA) have reported an association between better air quality and reduced risk of dementia. Increasing levels of air pollution and increasing cases of dementia are both worldwide public health problems. While the link between air quality and cognition has previously been reported, this set of studies is the first accumulated evidence that reducing pollution is associated with lower risk of dementia and Alzheimer’s disease. “We’ve known for some time that air pollution is bad for our brains and overall health, including a connection to amyloid...

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