'Staggering' Increase in Global Dementia Cases Predicted by 2050
Around the world, cases of dementia are projected to hit 153 million in 2050, up from around 57 million in 2019, new global prevalence data show. The numbers are staggering: Nearly 153 million cases of dementia are predicted worldwide by the year 2050. To put that in context, that number is equal to approximately half of the US population in 2020," Heather Snyder, PhD, vice president of medical and scientific relations for the Alzheimer's Association
@palash o more accurately forecast global dementia prevalence and produce country-level estimates, the investigators leveraged data from 1999 to 2019 from the Global Burden of Disease (GBD) study, a comprehensive set of estimates of worldwide health trends. These data suggest global dementia cases will increase from 57.4 million (50.4 to 65.1) in 2019 to 152.8 million (130.8 to 175.9) in 2050. Regions that will experience the worst of the increase are eastern Sub-Saharan Africa, North Africa, and the Middle East. The researchers also factored into the forecasts expected trends in obesity, diabetes, smoking, and educational attainment.