Summary
The article discusses how nearly half of dementia cases worldwide could be avoided or delayed by tackling certain risk factors. Experts highlight that factors like hearing loss, high blood pressure, and social isolation contribute to dementia. Addressing these modifiable risk factors could significantly reduce the number of people affected by dementia.
Key Facts
- Over 55 million people globally have dementia, expected to nearly triple by 2050.
- Nearly half of dementia cases could be preventable or delayed by addressing key risk factors.
- Hearing loss is linked to seven percent of dementia cases.
- High LDL blood pressure accounts for another seven percent.
- Low education and social isolation each contribute to five percent of cases.
- Conditions like midlife hypertension, diabetes, high cholesterol, and smoking increase dementia risk.
- Untreated hearing loss can lead to social withdrawal, which harms brain health.
- Social engagement, regular conversations, and hobbies can help maintain brain health.
