C형 간염
On October 15, 2012 Nicholson began a Hepatitis C treatment which included the new Hepatitis C medication Telaprevir. On September 23, 2013, Nicholson's Hepatitis C Virus blood tests came back negative, and a subsequent Sustained Viral Response (SVR) was planned for December 9, 2013. On December 20, 2013, Nicholson announced that he was cured of Hepatitis C.