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FeCo/graphitic-shell nanocrystals as advanced magnetic-resonance-imaging and near-infrared agents

Alloys of iron and cobalt generate powerful magnetic signals that could be useful in nanoparticles designed to detect tumors using magnetic resonance imaging (MRI).

18 Dec 2006

Bird flu doing the rounds in South Korea

Authorities in South Korea say they have found another case of a highly pathogenic bird flu in North Cholla province south of Seoul.

12 Dec 2006

Breast cancer screening for under 50's of little benefit

It seems that it remains debatable whether screening women under 50 years old for breast cancer significantly reduces deaths from the disease.

12 Dec 2006

Contaminated U.S. spinach causes food scare in Canada

In the latest food scare to hit North America Canadians are being warned against eating an American brand of fresh spinach.

12 Dec 2006

80 reasons to eat at home

The Centers for Disease Control and Prevention in the U.S. says there have now been 80 confirmed cases of E. coli infections across five states.

12 Dec 2006

Epidurals affect how successful breastfeeding will be

According to researchers in Australia having an epidural to relieve labour pains may affect how successful breastfeeding will be.

12 Dec 2006

More Americans have their blood pressure under control

According to a new study far more Americans now have their blood pressure under control which is good news especially with regard to the risks of heart attack, stroke and other diseases.

12 Dec 2006

Scans show hysteria is caused by a brain dysfunction

Hysteria is an unexplained neurological disorder in which a patient complains of symptoms, ranging from numbness in a limb, to paralysis, memory loss and seizures, that cannot be traced to any known medical problem and doctors fail to find anything medically wrong with them.

12 Dec 2006

The job makes many nurses sick

Tales of over-worked and stressed nurses abound in just about every developed country but now a new Canadian study has taken what until now has been hearsay to a factual, statistical level.

12 Dec 2006

Don't pig out on "low fat" snacks

According to researchers at Cornell University, in the U.S., eating so-called 'low fat,' versions of snack foods only serves to encourage people to over-indulge.

12 Dec 2006

FDA investigates norovirus linked to frozen oysters

The U.S. Food and Drug Administration (FDA) is currently working with five states and the Centers for Disease Control and Prevention to investigate an outbreak of norovirus which has been associated with raw, frozen oysters on the half shell from South Korea.

12 Dec 2006

New vaccines against HPV could save hundreds of thousands of lives if delivered effectively

The introduction of new vaccines against Human Papillomavirus (HPV), the virus that causes cervical cancer, could have a major impact on the health of women in the developing world. More than 250 000 women died from cervical cancer in 2005 - the vast majority in developing countries.

12 Dec 2006

Research offers hope for alcoholics

Scientists at Melbourne's Howard Florey Institute have discovered a system in the brain that stops an alcoholic's craving for alcohol, as well as prevent relapse once they have recovered from alcohol addiction.

12 Dec 2006

Successful lung cancer surgery not enough to break nicotine dependence in many smokers

A new study has found that close to half of 154 smokers who had surgery to remove early stage lung cancer picked up a cigarette again within 12 months of their potentially curative operation, and more than one-third were smoking at the one year mark. Sixty percent of patients who started smoking again did so within two months of surgery.

12 Dec 2006

Exercise can reduce a smoker's lung cancer risk, but quitting smoking is still most important

In a study of more than 36,000 women, researchers observed that smokers can reduce their risk of developing lung cancer by being physically active. However, they strongly caution that any relative benefit is dwarfed by the benefits gained from quitting smoking.

12 Dec 2006