Chicken producers debate 'natural' label
A disagreement among poultry producers about whether chicken injected with salt, water and other ingredients can be promoted as "natural" has prompted federal officials to consider changing labeling guidelines.
Calcium supplements linked to heart attacks: study
Ordinary calcium supplements taken by the elderly to strengthen bones may boost the risk of heart attacks, according to a study released Friday.
US Army failing troubled troops at home: general
The US Army on Thursday said leadership and discipline have deteriorated at bases in the United States, with officers missing warning signs of soldiers on the verge of suicide.
Stemcells coaxed to rebuild bone, cartilage
Scientists have shown for the first time that it may be possible to replace a human hip or knee with a joint grown naturally inside the body using the patient's stem cells.