New research sends a stark warning to overweight teens: If you develop diabetes, you'll have a very tough time keeping it under control.

A major study, released Sunday, tested several ways to manage blood sugar in teens newly diagnosed with diabetes and found that nearly half of them failed within a few years and 1 in 5 suffered serious complications. The results spell trouble for a nation facing rising rates of "diabesity" — Type 2 diabetes brought on by obesity.

Coca-Cola has been ordered to temporarily halt production at a bottling plant in northern China, after media reports of chlorine in its products, according to a government statement.

Shanxi province ordered an investigation after reports that a batch of drinks contained water with chlorine, the province's quality bureau said in a statement at the weekend.

Scientists have identified a gene that slows the spread of pancreatic cancer tumors, paving the way for targeted treatment of one of the deadliest forms of the disease, said a paper published Sunday.

After discovering the gene dubbed USP9X at work in a study of pancreatic cancer in mice, the international research team found it also played a role in humans.

The U.S. Food and Drug Administration on Friday questioned the safety of DMAA, a stimulant used in dietary supplements, alleging that marketers were illegally selling the chemical.

Popular with fitness buffs seeking an edge or weight loss, the brands include Napalm, Code Red, Hemo Rage Black, Nitric Blast and Jack3D.

Hardly anyone succumbs to the bubonic plague these days, but U.S. health authorities on Friday approved a new treatment for it and other forms of the potentially deadly bacterial infection.

Fast food giant Kentucky Fried Chicken was Friday ordered to pay Aus$8 million (US$8.3 million) to an Australian girl who suffered severe brain damage and was paralyzed after eating a chicken wrap.

Monika Samaan was seven when she suffered salmonella encephalopathy -- a brain injury linked to food poisoning that also left her with a blood infection and septic shock -- in October 2005.

Steve Wohlen lay on his front lawn, blue, unconscious and barely breathing, overdosing on heroin.

His mother ran outside, frantically assembling a pen-like canister. Her heart pounding, she dropped to her knees and used the device to deliver two squirts up her son's nostrils.

A cancer diagnosis often inspires people to exercise and eat healthier. Now the experts say there's strong evidence that both habits may help prevent the disease from coming back.

New guidelines issued Thursday by the American Cancer Society urge doctors to talk to their cancer patients about eating right, exercising and slimming down if they're too heavy.

Africa's deadliest malaria parasite has shown resistance in lab tests to one of the most powerful drugs on the market -- a warning of possible resistance to follow in patients, scientists said Friday.

Researchers in London found resistance to artemether in test tube analysis of blood from 11 of 28 patients who had fallen ill after travelling in countries mainly in sub-Saharan Africa -- what they said was a "statistically significant" result.

There is no convincing evidence that the use of mobile phones damages human health, a "comprehensive" review of scientific evidence said on Thursday.

Studies have not demonstrated that the use of mobiles causes brain tumors or any other cancer, according to the review by the Health Protection Agency (HPA)'s independent advisory group on non-ionizing radiation.