Myelofibrosis is chronic blood and bone marrow disorder in which excessive scar tissue forms in the bone marrow and hinders its ability to produce normal blood cells. It is also a known as a bone marrow or blood cancer. It is rare. The only cure: a bone marrow transplant, but that might not be right for every patient. Dr. Steven Fein visits with us to provide important information and ways to manage this condition.www.MyLifeWithMF.com and mpnAwareness.org