Graft-versus-host disease (GVHD) is a potential complication after a bone marrow/stem cell transplant using donor cells. This presentation explains what GVHD (GVHD) is, the difference between acute and chronic GVHD, risk factors for developing GVHD, how to monitor yourself to catch and report symptoms early, treatment options, and lifestyle changes that can improve GVHD symptoms.