Patients to get cannabis in hospital
Controversial trial of 'whole plant' drug after surgery.
HRT found to give early benefits, but risks persist
Government advisers say the good outweighs the bad for the short term, but suggest breast cancer danger increases after a year.
Mapping the autistic mind
The High Court has dismissed claims about the MMR jab as 'junk science'. But if vaccines aren't to blame, what else are scientists investigating? Jo Revill reports.