SAN FRANCISCO—Heart disease is a serial killer that’s been stalking mankind for 4,000 years, according to research presented March 10 at the American College of Cardiology (ACC) scientific session and published concurrently online in The Lancet. CT imaging showed evidence of atherosclerosis in 35 percent of mummies from four ancient civilizations. The myth-busting Horus study suggests atherosclerosis may not be linked to modern lifestyles and diet.