Silicone breast implants are relatively safe despite frequent complications and a small increased risk of lymphoma, US drug regulators say.

More needs to be done to address the mental health and wellbeing problems faced by children in the youth justice system, experts say.

A protein in spinal fluid, which could be used to predict the risk of developing Alzheimer's disease, has been identified by US researchers.

The number of people registered as an organ donor in the UK has reached "staggering" levels, according to NHS Blood and Transplant.

Eating larger portions of healthy, high-fibre food is more important than dieting and exercise when it comes to staying slim, says a study by Harvard scientists.