noruz: (Persian) the new year holiday in Iran and Azerbaijan and Afghanistan and Pakistan and parts of India and among the Kurds; comes at the vernal equinox
vernal equinox: March 21
low-density lipoprotein: a lipoprotein that transports cholesterol in the blood; composed of moderate amount of protein and a large amount of cholesterol; high levels are thought to be associated with increased risk of coronary heart disease and atherosclerosis