The deaths of hundreds of people with mental health conditions who were held in detention could have been avoided, an inquiry in England and Wales finds.

Thousands of children in west Wales are waiting years for orthodontic treatment because a lack of money has caused a backlog, it is claimed.

Smart syringes that can be used only once should be used for injections, the World Health Organization has announced.

Five UK Ebola nurses and doctors are under investigation by regulators, Public Health England says.

Too little is being done to control the spread of Middle East Respiratory Syndrome, which has infected 50 people in Saudi Arabia so far this month, the World Health Organization warns.

A patient with breathing problems spent 16 hours on a trolley at a hospital that hours later was put on "black alert", her daughter says.

"Black alerts" in hospitals have been extended across south-west England showing services are overwhelmed by demand, NHS bosses say.

A study suggests eating peanut as a baby can dramatically reduce the risk of allergy - contrary to advice given around the world.