Home BP Tracking May Predict Brain Risk

A form of home blood pressure monitoring may show which older adults are most at risk for a form of dementia, a new study suggests. The study included 72 people. Their average age was 82. Doctors gave them 2 tests. Each person wore a monitor for 24 hours. It measured their blood pressure at regular intervals, day and night. People also got magnetic resonance imaging (MRI) scans of the brain. They got the same tests again 2 years later. In the MRI, researchers looked for white spots known as white matter hyperintensities. These spots are signs of damage to small blood vessels. They have been linked with a reduction in memory and thinking skills. Some people’s home-measured blood pressure got worse during the 2-year study. They tended to have more white spots in the brain than people with lower blood pressure. They also did worse on tests of mental function.

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