Here's what you need to know about cancer vaccine development

Cancer is the second-leading cause of death in the United States, accounting for over 613,000 fatalities in 2023, per the Centers for Disease Control. But the field of cancer vaccines, which can be used as a form of treatment, is rapidly growing. More than 400 trials testing this form of therapy have been initiated globally over the last 3 years, per data from the National Library of Medicine.