That's especially considering that the risk of Alzheimer’s, the most common form of dementia, is higher for lower-income populations who may have a harder time avoiding unhealthy air, she said.
Wildfire smoke may be worse for brain health than other air pollution, study says
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For now, Carrillo said doctors should use blood testing only in people with memory problems, after checking the accuracy of the type they order.
Here's what to know about blood tests for Alzheimer's that may be coming to your doctor's office
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