DNA Damage

pyrimidine dimers
Can be caused by non-ionizing radiation

DNA Repair
Newly Discovered DNA Repair Mechanism http://www.sciencedaily.com/releases/2010/10/101004112156.htm

Scientists find a key to maintaining our DNA http://www.physorg.com/news/2011-03-scientists-key-dna.html

http://www.sciencedaily.com/releases/2011/03/110318111925.htm