Intensive Blood Pressure Management Could Slash Dementia Risk, Landmark Study Finds
April 21, 2025
A recent study has demonstrated that intensive management of high blood pressure can significantly reduce the risk of dementia.
The fear of dementia may motivate individuals to take blood pressure management more seriously, especially in light of the study's findings.
Experts, including Dr. Richard Oakley from Alzheimer's Society, view these results as a promising advancement in dementia prevention, calling for further research.
The results revealed that those receiving both medication and lifestyle coaching experienced a 16% reduction in cognitive impairment, underscoring the importance of a comprehensive approach to hypertension treatment.
Conducted by Jiang He and colleagues, the study involved 33,995 patients aged 40 and older with untreated hypertension in rural China.
Participants in the intervention group received antihypertensive medication along with health education on home monitoring and lifestyle changes, while the control group only received basic training and blood pressure measurements.
Beth Abramson from the University of Toronto highlighted the critical need for individuals to manage their hypertension, as many overlook this serious health risk.
Future studies should involve longer follow-up periods and diverse populations to validate these findings and explore the long-term benefits of blood pressure control.
With dementia projected to affect 152 million people globally by 2050, primarily in low- to middle-income countries, addressing hypertension is increasingly urgent.
Experts, including Zachary Marcum and Raj Shah, emphasized that while managing high blood pressure offers numerous health benefits, dementia risk is influenced by various factors beyond just blood pressure.
These findings could transform global strategies for blood pressure management and dementia prevention, as noted by Prof Sir Mark Caulfield from Queen Mary University of London.
Community health leaders in the UK could implement similar lifestyle coaching programs, although resource allocation may pose challenges.
Summary based on 9 sources
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Sources

The Guardian • Apr 21, 2025
Help to reduce high blood pressure lowers dementia risk, study finds
Daily Mirror • Apr 21, 2025
Landmark study reveals controlling high blood pressure slashes risk of dementia
Scientific American • Apr 21, 2025
Treating High Blood Pressure Reduces Dementia Risk
New Scientist • Apr 21, 2025
Reducing high blood pressure can cut risk of dementia