By AMERICAN HEART ASSOCIATION NEWS Long before they have symptoms, blood tests in obese African-American teens, especially girls, reveal immune system changes linked to greater cardiovascular disease risk, according to a study presented at the American Heart Association’s Council on Hypertension 2015 Scientific Sessions. “Obesity in the formative years is …

Source: Blood tests reveal early signs of cardiovascular disease risk in obese African-American teens – News on Heart.org