Amylin Pharmaceuticals Inc.'s controversial Byetta diabetes treatment, produced better results in diabetic patients than Merck & Co.'s Januvia, according to data released by Amylin at a medical conference.

Byetta's new version, which is co-marketed with Eli Lilly & Co. requires just one injection a week instead of two shots a day. It also worked better than Januvia in tests that measured blood-sugar levels after meals in 61 patients who tried each drug for two weeks. Januvia is a once-daily pill

As Britain's economy grounds to a halt, the country is applying the brakes on immigrant labor from outside the European Union. Among the sectors expected to be hit hard by the new stringent migrant rules is the healthcare industry as care workers would virtually be banned from entering U.K.

The proposed migration rules would limit entry of foreign workers to jobs listed as having a critical shortage, which includes skilled nurses and consultants, certain types of engineers and math and English teachers. But care workers and nuclear energy staff are excluded

Over 5,000 YouTube videos of the herb salvia divinorum on the apparent negative effects after it is ingested is placing in peril its approval for medicinal purposes.

Up to half a million hits had been logged by some of the YouTube broadcasts of salvia use, helping make the once unknown hallucinogen popular among the youth

Regular moderate physical activity for three to four hours daily can help curb effects of obesity linked to genetics, new study has found.

Researchers from the University of Maryland School of Medicine and now of the University of Miami say that variations of a particular gene, known as the fat mass and obesity associated (FTO) gene, are widely acknowledged to be linked with a high body mass index

Women who smoke are more likely to develop heart attacks at a much earlier age than non-smoking women, a Norwegian study has found. An average smoker can expect to have a heart attack around the age of 66 - although it can occur at a much younger age for some women, the study said.

The latest study looked at almost 1,800 patients admitted to Lillehammer Hospital, Norway, for a first heart attack from which they recovered and were discharged, or died in hospital between 1998 and 2005. About one in three patients were women, ranging in age from 27 years to 103 year