H1N1 analysis
At least one in five were infected in flu pandemic, international study suggests
20-27 per cent of people were infected in countries for which data are available.
Stories written by Samuel Wong
Risky business
Cleaning jobs linked to asthma risk
Risks in the workplace responsible for one in six cases of adult onset asthma, according to study.
Stubbed out
Smoke-free law linked to large fall in child asthma hospital admissions
Admissions fell by 12.3 per cent in first year of legislation, finds Imperial study
When to start?
Early treatment for HIV slows damage to immune system
Treating recently infected people delays the need for long-term treatment, an international trial suggests
Fertility findings
Scientists pinpoint molecular signals that make some women prone to miscarriage
Researchers at Imperial and Warwick find molecules that appear to function abnormally in women who have suffered repeated miscarriages.
Pressure rising
Blood pressure, smoking and alcohol: the health risks with the biggest burden
Global analysis finds that risk factors for chronic diseases have become bigger causes of disease than child hunger.
Health services
General practice in London must improve to meet challenges of the future
Report finds significant variations in the quality of primary care in London.
Hidden danger
Undetected malaria carriers identified as a likely source of infection
Study finds that low-level infections are common in areas of low malaria transmission.
Weighty subject
Genes link growth in the womb with adult metabolism and disease
Researchers have identified four new genetic regions that influence birth weight.
Weigh ahead
Risk of childhood obesity can be predicted at birth
A simple formula can predict at birth a baby's likelihood of becoming obese in childhood.
