British military engineers and medics are being sent to Sierra Leone to help fight the world's largest-ever outbreak of Ebola.

Five-year-old brain tumour patient Ashya King leaves hospital in Spain for proton beam treatment in the Czech Republic.

Hundreds of children across the US have been hospitalised after contracting a respiratory virus, doctors say.

Being bullied regularly by a brother or sister could put children at risk of depression when they are older, suggests a study.

Cancer Research UK says the NHS needs increased investment, planning and leadership to deal with rapid rise in cancer cases.

Ebola is spreading exponentially in Liberia, with many thousands of new cases expected in the next three weeks, the World Health Organization says.