Pancreas cancer drug failure clue

Experts believe they have discovered why pancreatic cancer can be so resistant to drug treatment.

Diabetes heart risk ‘can be cut’

Tighter control of blood sugar levels in people with diabetes may cut their risk of heart problems, a study says.

Vitamin D ‘key to healthy brain’

Scientists produce more evidence that vitamin D helps keep the brain in good working order in later life.

Tokyo has first swine flu cases

Health officials in Japan confirm the first two cases of swine flu in the country's densely populated capital, Tokyo.

Cancer battle pair flee US police

An alert goes out to police across the US as a mother flees with her cancer-stricken son to avoid chemotherapy.