Mainly because few people without jobs can afford to buy individual coverage, the number of Americans not protected by health insurance rose by 2.4 million to 43.6 million between 2001 and 2002, according to the U.S. Census Bureau. In addition, 64.8 million children, or 88.4 percent of all U.S. children remained uninsured in 2002. Also See: Can Obesity in America be 'Outlawed'?