A study of twins has shown that men eating a Mediterranean-style diet had lower risk factors for coronary artery disease, even after accounting for genetic risks. Using data from the Emory Twins Heart Study, researchers found that men eating a Mediterranean-style diet had greater heart rate variability (HRV) than those eating a Western-type diet. Heart rate variability refers to variation in the time interval between heart beats during everyday life – reduced HRV is a risk factor for coronary artery... ...Read more »