Almost every drug and treatment advancement available to you had to be proved safe and effective by way of clinical trials — studies on human participants. Learn the fundamentals of clinical trials from Rebecca Arend, M.D., medical director of the Clinical Trials Office at the O’Neil Comprehensive Cancer Center. She discusses the the stages of clinical trials, important research concepts, and the safeguards for participants. Dr. Arend explains why she believes many patients should seek out clinical trials for their condition.