It has been a concern of every person to get a cure to cancer but still remains a challenge to even doctors. Recently, a report was issued informing the public that cancer is treatable where doctors opted to have come up with a mechanism of wiping it completely. The report is according to Dr Kevin Harrington from the Institute of Cancer Research in London where he introduced viral treatments using Reovirus and later the results turned out to be promising. Other diseases which have brought mental trauma to doctors include childhood obesity.