How does radiation affect your cells?

Question: How does radiation affect your cells?
- Keywords:
  atomic,
  cells,
  nuclear,
  radiation,
  radioactive,
  radioactivity
Asked by rowanjordan to Jeremy on 17 Jun 2011.
- Jeremy Green answered on 17 Jun 2011:
  
  Radiation can damage your DNA. Sometimes the damaged bit is repaired by the cell and sometimes it isn’t. Some damage can be in genes that prevent cancer, so radiation can and does lead to cancer if you get too much of it.

Question: How does radiation affect your cells?