Fighting high blood pressure also fights dementia—and studies hint that antihypertensive drugs may lower a person’s risk of cognitive impairment and even Alzheimer’s disease. It’s not yet clear whether this is true, or whether some antihypertensive medications might be better than others in this regard. Even if blood pressure medications do help prevent dementia, they will not be a silver bullet. Many different factors and many different pathways lead to dementia, and most risk factors for heart disease are risk factors for dementia as well. Heart health takes a multifactorial approach—lowering cholesterol, watching your blood pressure, eating healthy foods, staying active—and so does brain health.
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