Flu breakthrough promises a vaccine to kill all strains
British team's success with jab that targets proteins common to every type of flu virus
Jonathan Grimshaw: ‘I tested HIV positive in 1984’
Jonathan Grimshaw was one of the first men to be infected by HIV in Britain. He talks to Simon Garfield about survival and the illness that has become his life's work
Flu death toll more than doubles to 112
Health Protection Agency says majority of deaths occurred in December and outbreak may be beginning to plateau
America’s healthy debate on food
Amanda Marcotte: Culture warriors try to cast anti-obesity advice as bossy elitism, but the bottom line is we all know we have a big problem
Failure of contraceptive implants sets back battle against teen pregnancies
Bad press surrounding 584 cases in which women trusting in Implanon implants fell pregnant is a blow to family-planning advisers
Flu surge alarms doctors as virus hits children
Number of recorded cases this season doubles as fears grow of swine flu resurgence
A third of children leaving primary school are overweight, report reveals
The number of pupils classified as obese is also rising, new NHS statistics show
We need to involve girls in decisions about their health
The government's plans to improve public health include strengthening local engagement in decisions, but it will have to work hard to allow young people to participate meaningfully
Aspirin a day helps to keep cancer at bay, say scientists
Low-dose of drug has powerful preventive action against a range of cancers, study shows