World News Center
Rabbits grow their own joint replacements
July 30, 2010Rabbits implanted with artificial bones re-grew their own joints, complete with cartilage, researchers reported on Thursday.
Defensiveness good for men — but not women
July 30, 2010Differences in how men and women handle conflict means defensiveness isn't always bad.
Whooping cough outbreaks raise health fears
July 30, 2010Growing outbreaks of whooping cough — including a California epidemic that has killed six babies — are worrying public health officials who fear that sporadic vaccination practices may be contributing to dangerous cases of the preventable disease.
Video: Robots for the aging
July 30, 2010
Tokyo's Robot Expo shows off new robots that focus on helping elderly people who are disabled or suffering from dementia. TODAYshow.com's Dara Brown reports. (Other)
Hands-only CPR enough to save a life, studies say
July 30, 2010
More bystanders are willing to attempt CPR if an emergency dispatcher gives them firm and direct instructions — especially if they can just press on the chest and skip the mouth-to-mouth, according to new research.
Video: Healthy mouth, healthy body?
July 30, 2010
NBC’s chief medical editor Dr. Nancy Snyderman highlights the importance of oral health and answers viewers’ questions. (Today Show)
Video: Go with your gut: Bacteria the key to weight loss?
July 30, 2010
The key to losing weight could lie within the bacteria in your digestive system. KXAS' Meredith Land reports. (NBC News Channel)
FDA warns of pneumonia risk with IV antibiotic
July 30, 2010U.S. health officials warned Thursday about the risk of pneumonia with Cubist Pharmaceuticals Inc's flagship antibiotic.
Synthetic, legal pot sending smokers to ER
July 30, 2010An herb and chemical blend dubbed K2 that is sold legally in the U.S. as incense but produces a marijuana-like high when smoked is landing a rising number of people in emergency rooms, doctors said.
Secondhand smoke may be hurting kids' grades
July 30, 2010Children and teenagers exposed to secondhand smoke at home may get poorer grades than their peers from smoke-free homes, a study of Hong Kong students suggests.
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