Sudden cardiac arrest: up to five Australians under 35 die each week

In half cases first sign of something wrong ‘is when they die suddenly’, says cardiologist after death of 27-year-old at City2Surf

It could save my children, but I don’t want to know

Jon Butterworth: What do particle physics and medical screening have in common? And why might we want to be tested, but not hear the result?

Kick and kill: is this the best new hope for an Aids cure?

Sarah Boseley: Last week, a four-year-old girl thought to have been cleared of HIV was found to be still infected. But scientists are not giving up, and trials of a promising new technique are about to begin

Vasectomy raises risk of lethal prostate cancer, study shows

Danger seems to be highest among men who had a vasectomy before age 38, according to 24-year study of 50,000 men

Medicine does not have all the answers … says a doctor

The power of modern drugs can be awe-inspiring, but social interaction and other activities are undervalued forms of healing, says Dr Laura Marshall-Andrews

The Story of Pain: From Prayer to Painkillers review – Joanna Bourke’s erudite and witty study

Poets and priests as well as medics are consulted in Joanna Bourke's bold study of the human response to pain, writes Salley Vickers

Autistic boys exposed to higher levels of hormones in womb, study finds

Study of amniotic fluid shows boys with autism had raised levels of testosterone, cortisol and other hormones in the womb

Is Wikipedia a reliable source for medical advice?

Luisa Dillner: Although Wikipedia's content can sometimes be questionable, its medical information often stands up to peer-reviewed literature

Virus experiments risk unleashing global pandemic, study warns

Benefits of scientific testing in the area are outweighed by risks of pathogenic strains spreading round world, say researchers

Pregnant women get sick too, so is there a case for medication?

For years expectant mothers have been advised to avoid medication and excluded from clinical trials. But, asks Frankie Miren, is this endangering their health and that of their children?