An increasingly warped sense of humour could be an early warning sign of impending dementia, say experts.

Leg muscle strength is a good marker of brain health, say researchers who have studied pairs of twin sisters.

A mass vaccination programme against meningitis A in Africa has been a "stunning success", say experts.

Public health experts say the "fat letters" posted to parents to tell them if their child is overweight are crude and unhelpful and need an overhaul.

An inquiry into the use of a controversial anti-malarial drug given to UK military personnel is set to begin taking evidence.

The number of cosmetic laser clinics being investigated for not being registered has increased significantly, BBC Wales finds.

For the first time, doctors breach the human brain's protective layer to deliver chemotherapy to a tumour.

There are more than 50,000 people in the NHS who earned more than £100,000 in 2013-14, an investigation by the Taxpayers' Alliance and Daily Mail shows.