Why the Y Difference in High Blood Pressure?

One in three adults in the U.S. has high blood pressure (hypertension). Although men and women are just as likely to develop hypertension during their lifetimes, men younger than 45 have hypertension more often than women that age do. Scientists wondered if this difference is because the male hormone testosterone affects physiological processes differently than … Continue reading Why the Y Difference in High Blood Pressure?

Heart-Healthy Diets: Why the Low Sodium?

Eat less salt. It’s advice often recommended as a way to reduce blood pressure, but why? And if the body needs sodium (salt) to work properly, how does eating too much of it become unhealthy? In the cardiovascular system, excess sodium changes the body’s physiological processes to encourage high blood pressure, or hypertension. Sodium affects … Continue reading Heart-Healthy Diets: Why the Low Sodium?