Ethnic Differences In Sleep Quality And Blood Pressure (Science Daily)

In the United States, African Americans have higher blood pressure and are at greater risk of hypertension than whites. In addition, African Americans report poorer sleep quality and exhibit a smaller nighttime decrease in blood pressure than whites, a phenomenon called blood pressure “dipping.”

“This ethnic difference in blood pressure dipping may help explain why African Americans are at greater risk of hypertension,” says Dr. Joel Hughes, Kent State assistant professor of psychology, “as a smaller dip in nighttime blood pressure has been associated with increased left ventricular mass and wall thickness in the heart.”

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