User blog comment:Gundam Legilis/RWBY Schedule/@comment-11188061-20150521020309/@comment-26018514-20150521043626

"It's good to be paranoid towards cancer. No known cause"

They know the cause... just about everything, the real question is if we can figure out a cure... then again a cure could be bad for us as a species(as the cause may be tied to our ability to adapt), though supposedly our friend the naked mole rat could help(as they appear to be immune).