Experts discover how cancer spreads

London - Scientists believe they may have worked out why cancer spreads, which could be vital in developing a cure and saving millions of lives. The major breakthrough could lead to cancer becoming a non-fatal disease, they said on Monday. The study has identified a mechanism known as the “chase-and-run” effect, where diseased cells follow healthy ones around the body, allowing metastasis, which is the spread of cancer to different organs. The discovery by...