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Respiration polluted air has been linked to an elevated danger for dementia, underscoring the necessity for stricter air high quality measures to stop situations like Alzheimer’s illness.
Persistent publicity to air containing excessive ranges of fantastic particles was persistently related to dementia, in keeping with researchers on the Harvard Chan Faculty of Public Well being who performed an evaluation of 14 earlier research. Even when the common annual ranges of particles have been beneath a U.S. Environmental Safety Company commonplace — 12 micrograms per cubic meter of air — the connection with dementia persevered.
Some 57 million individuals worldwide have dementia, and there’s no remedy for sufferers, together with these with Alzheimer’s illness. Even a discount in annual ranges of simply 2 micrograms per cubic meter ought to result in decrease dementia charges, stated Marc Weisskopf, a professor of environmental epidemiology and physiology at Harvard who helped write the examine printed Wednesday within the BMJ medical journal.
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