Cannabis for cancer?

The claim that Cannabis can cure cancer is all over the Internet. Such promotion is regularly enhanced by announcements of VIPs that they intend to try Cannabis when affected by cancer. 

As her back pain turned out to be caused by metastases from her earlier breast cancer, Olivia Newton-John now intends to complete a course […]

How realistic is the assumption that Cannabis does anything for cancer patients? Read the rest here: Cannabis for cancer?