What is the relationship between blood pressure and cognitive decline?
A high blood pressure High blood pressure is one of the most common chronic conditions among Brazilians. But what many people still don’t know is that uncontrolled blood pressure doesn’t just affect the cardiovascular system. Recent studies show a significant link between hypertension and cognitive decline, including more severe forms such as dementia.
According to recent studies, such as the one published by the scientific journal Neurology, keeping blood pressure under control can significantly reduce the risk of developing dementia.
But why does that happen?
The brain is one of the organs most sensitive to fluctuations in blood pressure. When blood pressure is consistently high or experiences frequent spikes, the blood vessels that supply essential regions of the brain can become damaged over time. This reduces oxygenation and promotes the accumulation of lesions that impair memory, reasoning, and other cognitive functions.
In addition, irregular blood pressure is also associated with an increased risk of accelerated cognitive decline. These fluctuations can damage the small blood vessels in the brain and contribute to the development of changes typical of vascular dementia. Therefore, it is essential to monitor and manage not only high blood pressure but also the stability of blood pressure levels in order to protect brain health in the long term.
The good news is that this scenario can be avoided. Controlling blood pressure through medical supervision, appropriate medication, and lifestyle changes is a powerful tool for protecting the brain.
Here are some steps you can take to help keep your blood pressure under control—and, as an added bonus, improve your cognitive health:
- Reduce your intake of salt, ultra-processed foods, and saturated fats;
- Engage in regular physical activity, even if it's just light exercise;
- Manage daily stress through psychological support, meditation, or other relaxation techniques;
- Take your medications as directed by your healthcare provider;
- See a cardiologist and/or neurologist for regular checkups.
Keep in mind that these tips are only general guidelines for health care. Always consult with a trusted healthcare professional to develop a personalized care plan.
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