Light rail commuters like these in Charlotte, N.C., lost weight by taking the train.
June 30, 2010 Taking the train to work more than once a week helped North Carolina commuters lose more than six pounds per person.
The box liners of Froot Loops and other sweet Kellogg's cereals may make some people sick.
Pink Sherbert Photography/flickr.com
June 29, 2010 Kellogg's prepared breakfast items have attracted the government's notice at least three times this year.
June 29, 2010 Fewer American women older than 40 are having children, and among African-Americans the decline is three times that of white women. Host Michel Martin talks with Pew Research Center analyst D'Vera Cohn and two women who don't have children, one by choice and the other by circumstance.
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June 29, 2010 The move toward local and organic food is spreading to an area not commonly associated with freshness, or even flavor: hospital kitchens. Advocates say a switch to higher-quality and smaller servings of meat will help patients. But the idea has its critics.
In this photo illustration, bottles of Avandia diabetes medication are seen at Jack's Pharmacy on May 21, 2007, in San Anselmo, Calif.
Justin Sullivan/Getty Images
June 29, 2010 The diabetes drug Avandia used to be a $3.4 billion-a-year blockbuster. Then some studies strongly suggested that people taking it have a higher risk of heart attacks. Two new studies, one from the FDA, nail down the risk -- just as the FDA is getting ready to decide whether Avandia should be taken off the market.
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Mary VanDam pours coffee for patron Jim Brumm at Mr. B's Pancake House in Laketon Township, Mich.
Cory Morse/Muskegon Chronicle via AP
June 28, 2010 Studies suggest that a daily caffeine habit may help protect against Alzheimer's disease. But, new research indicates that the cup or two a day that most Americans drink probably isn't enough to give any benefits. And even if you're buzzing on coffee, researchers say a person's Alzheimer's risk is largely determined by genes.
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June 27, 2010 A new study shows that bacteria found on C-section babies just minutes after delivery is drastically different from the bacteria found on babies who are delivered vaginally. The findings pique interest in light of previous research suggesting that babies delivered via cesarean section may be more prone to health implications, such as asthma.
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June 25, 2010 Fourteen states now allow marijuana smoking for medical purposes, and more states are deciding whether or not to do the same. Ira Flatow and guests look at the research on inhaled marijuana as a medication and discuss whether or not doctors should be prescribing pot smoking.
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June 25, 2010 A plastics industry group funded research that found germs in reusable grocery bags. But a health official in San Francisco, where disposable bags have been banned for years, says there's no need to worry.
June 25, 2010 Breads, grain-based dishes and processed meats are some of the big contributors of dietary salt.
June 24, 2010 Scientists say you can measure how much fat is in food and how much salt is in water using the power of magnets.
June 23, 2010 A consumer watchdog group with a history of going after food manufacturers for promoting unhealthy products to kids is at it again -- this time the target is McDonald's and the toys inside Happy Meals. The Center for Science in the Public Interest declared Tuesday it would sue McDonald's if it doesn't stop marketing its wares with toys to young children.
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Shrek might be sad if he's banned from McDonald's Happy Meals.
June 22, 2010 McDonald's Happy Meal toy promotions prompt kids to pester parents and foster lifelong poor eating habits, the Center for Science in the Public Interest claims.
Newborns delivered vaginally get a healthy dose of the Lactobacillus bacteria.
June 22, 2010 The bacteria that colonize babies at birth may influence the development of their immunity to infection.
June 22, 2010 New rules are in place a year after Congress gave the Food and Drug Administration authority over tobacco. Most of the rules are aimed at keeping tobacco products out of the hands of young people. For example, it's now against the law anywhere in the United States to sell cigarettes to anyone under 18.
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