Starting Statins Soon After Diabetes Diagnosis May Lower Dementia Risk

Statin therapy initiated soon after a type 2 diabetes diagnosis may be beneficial for both heart health and reducing dementia risk. A comprehensive study presented at the European Society of Cardiology Congress on August 30 in Munich revealed this potential benefit.

The study found that individuals who began statin treatment within one year of being diagnosed with type 2 diabetes experienced a 15% lower risk of developing dementia over a 10-year period compared to those who waited up to five years to start the medication. The results were published in The Lancet Regional Health – Europe.

Statins are prescribed medications that lower ‘bad’ LDL cholesterol, reducing the risk of heart attack and stroke.

Researchers analyzed health data from 132,585 individuals in Denmark, diagnosed with type 2 diabetes from 2006 to 2019, none of whom had a prior history of statin use or dementia. They found that even when statin treatment was delayed by one to five years, there was still a 10% reduction in the risk of dementia.

Dr. Liron Sinvani, a geriatrician and director of research and innovation at the Northwell Institute for Healthy Aging, called it a significant study that supports evidence showing statins may protect brain health.

Although a 15% reduction might seem moderate, Sinvani stressed the importance of the findings, particularly because people with type 2 diabetes are at a higher risk for cognitive decline and heart disease.

Statin therapy soon after diabetes diagnosis appears to have long-term benefits. Those beginning treatment within a year saw a lower risk of dementia compared to those who delayed.

Dr. Sinvani emphasized that this result is compelling as the risk reduction was tied predominantly to vascular dementia, which is biologically expected since statins lower cholesterol, reduce inflammation, and protect blood vessels, mechanisms that also help prevent brain vascular damage.

Complementing statin therapy with regular exercise, a healthy diet, and social connections is advised as part of a comprehensive health strategy, even though this was an observational study and not a randomized controlled trial.

Almost half of dementia cases could potentially be prevented by addressing modifiable risk factors, according to the Lancet Commission.

While these findings present a strong association, they do not confirm a direct causal link due to the observational nature of the study. Dr. Sinvani highlighted that this is not conclusive proof but remains a vital step in research.

For those with type 2 diabetes, consulting a doctor about the appropriateness of statin therapy is recommended.

Khloe Quill is a lifestyle writer with Fox News Digital, covering topics like food, travel, and health.