Treating high blood pressure may lower dementia risk, says new study

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Latest Research in JAMA Network Open Offers Hope for Aging Adults

A recent study published in JAMA Network Open has found that antihypertensive medication can significantly lower the risk of dementia in older adults with high blood pressure.

Conducted by researchers from the University of New South Wales in Sydney, the study delved into the complex relationship between hypertension, its treatment, and dementia.

Study Highlights

The study involved 17 separate research projects and included 34,519 aging adults, with an average age of 72.5 years, over an average follow-up period of 4.3 years.

The results revealed that individuals with untreated hypertension had a significantly higher risk of developing dementia compared to those without hypertension and those who were treating their high blood pressure.

Specifically, the hazard ratios indicated that untreated hypertensive individuals had a 42% increased risk of dementia compared to healthy controls and a 26% higher risk when compared to individuals treating their high blood pressure.

Interestingly, those treating their high blood pressure did not show a significant increase in dementia risk when compared to healthy controls.

Implications and Recommendations

Matthew J. Lennon, M.D., one of the researchers, emphasized that these findings could have broader implications for the treatment goals of high blood pressure in older adults.

“Antihypertensive use was associated with decreased dementia risk in late-life individuals with hypertension; thus, dementia risk reduction may be one of the multiple goals of antihypertensive treatment in late life,” he stated.

This is in addition to other known benefits of treating high blood pressure, such as preventing ischemic heart disease and chronic kidney disease.

The study suggests that health care providers should consider the potential cognitive benefits when prescribing antihypertensive medication to older adults.

While high blood pressure is often treated to prevent heart-related issues, this study adds another layer of importance to managing this condition effectively.

A Path Forward

As populations around the world continue to age, the incidence of dementia and other cognitive impairments are expected to rise.

The findings of this study offer some hope that an actionable path exists to reduce the risk through effective hypertension management.

This could be crucial not just for enhancing the quality of life for many aging individuals but also for potentially reducing the burden on healthcare systems dealing with cognitive disorders.

However, it’s important to remember that these findings are correlative and more research is needed to determine the specific mechanisms by which antihypertensive treatments may reduce dementia risk.

If you care about blood pressure, please read studies about Scientists find new drug to treat high blood pressure and sleep apnea and findings of Prunes can be a natural way to control blood pressure.

For more information about blood pressure, please see recent studies about added sugar in your diet linked to higher blood pressure, and results showing vitamin D could improve blood pressure in people with diabetes.

The research findings can be found in JAMA Network Open.

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