The darker the color, the larger the proportion of the population that is obese. In the darkest brown counties, more than 30 percent of people are obese, according to 2008 data.
July 19, 2011 The most worrisome aspect of the latest data is an animated map from the CDC that shows how obesity rates have climbed since 1985. In the mid-'90s, all the states were various shades of blue, meaning none had an obesity rate greater than 19 percent. By 2010, not a single state was blue anymore.
July 11, 2011 July is usually the peak month for Lyme disease. Cases this year are down a lot, with about 6,700 reported through the beginning of July. By comparison, last year there were nearly 14,000 cases over the same period.
July 8, 2011 Two unfortunate people came down with botulism this year after tasting spoiled potato soup, the Centers for Disease Control and Prevention says. In both cases the soup, which was supposed to be refrigerated, was left out at room temperature for weeks.
Wright County Egg (pictured) and Hillandale Farms, both in Iowa, recalled more than a half-billion eggs last year because of salmonella.
Ryan J. Foley/AP
June 8, 2011 Reported cases of a half-dozen common foodborne illnesses have dropped by about a quarter since 1996. Overall progress has stalled over the past five years, though, and salmonella is on the rise.
A closeup view of the bacterium behind the foodborne disease outbreak centered in Germany.
Manfred Rohde/Getty Images
June 7, 2011 In recent years there's been a big change in the type of toxin-producing E. coli causing foodborne illnesses in the U.S. An increasing number of outbreaks are caused by strains of bacteria that include the bug behind the current European outbreak.
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May 27, 2011 A survey of smokers in 14 countries found that health warnings on cigarette packages registered with most smokers. And among those smokers who noticed them, more than a quarter said the messages led them to think about quitting.
May 24, 2011 So far this year, 118 cases of measles have been reported in the United States. Now that may not sound like a whole lot, but that makes this the busiest period for measles since 1996, the Centers for Disease Control and Prevention says.
May 19, 2011 The Centers for Disease Control and Prevention has seized on the idea of a zombie apocalypse as a way to get Americans to prepare for more likely natural disasters, ranging from floods to earthquakes.
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May 5, 2011 The Centers for Disease Control and Prevention has been recommending for years that pregnant women, older people and people with weak immune systems heat cold cuts to at least 165 degrees before eating them.
April 22, 2011 Bullies, their victims and kids who were both bullies and victims were far more likely to have been hurt by a family member or to have seen family violence than peers who weren't involved in bullying, data from Massachusetts show.
Did you take a supplement today?
April 13, 2011 More women than men take supplements. And women 60 and over take the most of all, especially when it comes to calcium and vitamin D. Overall, multivitamins are the most commonly consumed supplements.
Two students receive a tuberculin test in New York City, 1962.
Library of Congress
March 25, 2011 Tuberculosis rates in 2010 were the lowest they've been since 1953 – when it first began tracking them. The disease now mainly affects people living in the U.S. who were born somewhere else.
August 19, 2010 Teens Exposed To Much Less Hollywood Smoke: Research
August 5, 2008 New AIDS numbers show more HIV infections than previously thought, and high numbers in the South and among blacks.
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