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Looks Like We'll See a Lot More Dementia Cases Going Forward
Newser • • health
Key Points:
- By 2050, annual new dementia cases worldwide could reach 25 million, more than doubling the 11.4 million cases estimated in 2023, according to a JAMA Neurology analysis tracking over 38,000 adults in 18 countries.
- The increase is primarily driven by aging populations, with women and individuals in low- and middle-income countries experiencing higher rates of new dementia cases compared to men and those in wealthier nations.
- Nearly half of dementia cases may be linked to modifiable risk factors such as physical inactivity, obesity, hypertension, diabetes, smoking, and social isolation, highlighting the importance of prevention efforts.
- Hearing loss has been identified as the top modifiable risk factor for dementia, while recent research also suggests a potential link between napping and increased dementia risk.
