Hundreds of thousands of people in the US territory of Puerto Rico could become infected with the Zika virus in the coming months, according to the director of America's Centre for Disease Control.

More than 70 doctors and academics call for a ban on tackling in rugby in UK and Irish schools, arguing injuries can have lifelong consequences for children.

The number of hip replacement operations on people aged under 60 has risen 76% in the last decade, NHS figures for England reveal.

Offering the meningitis B vaccine to all children is "not cost effective" and would be a waste of NHS resources, the government says.

NHS weight loss operations in the North East take place at double the rate of anywhere else in England, figures reveal.

Education officials in Sri Lanka exclude a boy from school after false rumours that he was carrying the Aids virus.