Drug maker Pfizer is to close its research and development facility in Kent, which employs 2,400 people.

A UK charity begins major new research to find a cure for heart failure, looking at the example of zebrafish - a species that mends its own heart.

Walking for 40 minutes a few times a week is enough to preserve memory and keep ageing brains on top form, research shows.

A Labrador retriever has sniffed bowel cancer in breath and stool samples during a study in Japan.

Do-it-yourself DNA tests to settle disputes over who a baby's father is are going on sale in Boots but there are warnings about using the kits.

Loneliness is the "hidden killer" of elderly people, says a campaign group calling for wider recognition of the link between isolation and ill-health.

Paternity tests will soon be available at local chemists.

Most people around the globe with high cholesterol are not getting the treatment they need, claims the largest ever study representing 147m people.