“Extra weight may be aging your brain faster than you think”

Key points

• A 24-year study followed over 8,200 adults to assess BMI and cognitive aging.
• Researchers found higher BMI associated with faster declines in memory and executive function.
• The strongest effects appeared after eight years and were pronounced in adults over 65.
• Managing weight may slow cognitive decline, potentially within two years of weight management.
• Study emphasizes BMI as a modifiable risk factor for aging-related brain health issues.