Just days after scientists contradicted the Government's advice to mothers about not drinking, saying light drinking during pregnancy makes children more intelligent and better behaved, a study to be published in the British Medical Journal, finds pregnant women who drink more than two cups of coffee or caffeine intake of more than 200mg a day, are at risk of giving birth to dangerously underweight or smaller babies.

GlaxoSmithKline P. L. C.'s drug Avandia is facing flak for causing more than one dozen cases of liver failure and death in patients taking the drug according to a consumer advocacy group Public Citizen.

A study by Swedish researchers has found that the extra hour of sleep that the daylight savings time gives could prevent some people from having a heart attack. The research based on heart attacks in Sweden found that lack of sufficient sleep could adversely affect cardiovascular health and may even result in an increased likelihood of having a heart attack.

Washington, Nov 3 : A new study has found that the human papillomavirus (HPV) aids in the progression of cervical and head and neck cancer cells by activating a cell signalling pathway that helps the cancers survive, grow and spread.

The research led by University of California, Los Angeles has shown that HPV allows infected cervical and head and neck cancer cells to maintain internal molecular conditions that make the cancers resistant to therapy.

London, November 3: An anti-obesity medicine called tesofensine has been found to be about twice as effective as any previous diet drug.

The drug made by NeuroSearch of Copenhagen, Denmark, was tested on some people who weight more than 100 kilograms.

A research article in the journal The Lancet suggests that those who took the drug lost almost 13 kilograms in 6 months.

The drug makes people feel full early in a meal by increasing the pleasurable effects of three neurotransmitters.