Sarah Amento takes cannabis oil to help treat cancer
Media playback is unsupported on your device
Video

Can cannabis oil cure serious diseases like cancer?

The medical value of cannabis has been hotly debated for years. Its use as a relaxant or a pain reliever is widely accepted now.

But can cannabis do more than just treat symptoms of disease. Can it actually help cure serious illnesses, such as cancer?

Alastair Leithead reports from California.

  • 23 Mar 2015
  • From the section World
Go to next video: Making marijuana into a business