Rafael Fonseca, M.D., a hematologist at Mayo Clinic, has dedicated his career to helping find a cure for multiple myeloma. Related videos: • What causes multiple myeloma? Rafael Fonse... • What are the symptoms of multiple myeloma?... Learn more: • Multiple Myeloma Q&A Rafael Fonseca, M.D.... From Mayo Clinic to your inbox, sign-up for free: https://mayocl.in/3e71zfi Visit Mayo Clinic: https://mayocl.in/2COVmlm Like Mayo Clinic on Facebook: / mayoclinic Follow Mayo Clinic on Instagram: / mayoclinic Follow Mayo Clinic on Twitter: / mayoclinic