Metanalyses have shown polypharmacy incr risk of dementia. New Wales study of 33,451 dx'd dementia pts. Freq of polypharmacy (3+ meds) grew over 20 yrs before DDx - from 5.5%, to 41%, to 70%, and 82% just before dx of Dementia. https://t.co/2sz38MYeCl https://t.co/WUdFMcmtTQ