Connective tissue from a mouse's tail has been transformed into working brain cells that might one day be used to treat Parkinson's.

Epilepsy warning on herbal remedy

Researchers say ginkgo biloba may be linked to seizures.

Fish oil helps some mental illness

A trial suggests fish oil supplements can cut the incidence of psychotic illness.

WHO defends pandemic warning

The WHO replies to a prominent European critic, saying it did not 'fake' the pandemic.

New technique for hip problems

Surgeons say a new procedure could mean young patients wouldn't need a hip replacement after serious injury.