HEALTH: New York City bans trans fats. Massachusetts' sweeping health care insurance law takes full effect, with everyone required to have health insurance - either with state help or purchased privately.
CHILDREN'S HEALTH: California bans soda sales on school campuses during school hours, and puts new limits on sugar and fat content in school food. Florida starts a one-year pilot program to test randomly for steroid use among high school athletes participating in football, baseball and weightlifting.