A new drug to treat advanced skin cancer, or metastatic melanoma, has been shown to nearly double average survival time in a study of more than 130 patients, researchers said Wednesday.

Scientists on Wednesday said they had uncovered the first molecular proof that the “biological clock” is linked to a type of sudden, fatal heart attack.

An advisory panel to the US Food and Drug Administration on Wednesday urged approval of a new obesity drug, Qnexa, after warning against its approval in 2010 due to safety concerns.

An advisory panel to the US Food and Drug Administration on Wednesday urged approval of a new obesity drug, Qnexa, after warning against its approval in 2010 due to safety concerns.

A new drug to treat advanced skin cancer, or metastatic melanoma, has been shown to nearly double average survival time in a study of more than 130 patients, researchers said Wednesday.

An outbreak of Lassa fever has killed 40 people and infected dozens of others in a third of Nigeria’s 36 states over the past six weeks, a senior health official said Wednesday.

An outbreak of Lassa fever has killed 40 people and infected dozens of others in a third of Nigeria’s 36 states over the past six weeks, a senior health official said Wednesday.

Monkeys suffering from Parkinson’s disease show a marked improvement when human embryonic stem cells are implanted in their brains, in what a Japanese researcher said Wednesday was a world first.

Monkeys suffering from Parkinson’s disease show a marked improvement when human embryonic stem cells are implanted in their brains, in what a Japanese researcher said Wednesday was a world first.

US health authorities said Tuesday they will import a drug to treat ovarian, bone marrow and AIDS-related skin cancer from India in order to ward off a worrying shortage.