Cancer is an unfortunate reality that touches most of us at some point in our lives. If you or a loved one has cancer, you may have heard or read that clinical trials could offer access to innovative new treatments. But what exactly is a clinical trial? In this video, Massive Bio co-founder Arturo Loaiza-Bonilla, MD, explains how clinical trials work, what to expect if you enroll in one, and why a clinical trial can be an important treatment option for many cancer patients.