Heart problems are a silent killer of children (USA)

"Nearly 300 Michiganders younger than 40 die each year of sudden cardiac death, with African-American males dying at 2 1/2 times the rate of others. The Michigan Department of Community Health, which completed a study last year looking into the deaths, is now turning to parents and schools to help prevent others. Although sudden cardiac death is not limited to athletes, one of the department's efforts is aimed at high school athletes. Officials say some risks for cardiac arrest can be detected with more thorough screenings of athletes or a deeper examination of genetic history, said Debra Duquette, who directed the review for the health department"