More than five percent of new cancer cases occur in women of prepubescent and childbearing age. Which of the current cancer treatments specifically influence fertility? Are prepubescent women less vulnerable to the damaging effects of therapy? Dr. Clarisa Gracia, assistant professor of obstetrics and gynecology at the University of Pennsylvania School of Medicine, joins host Dr. Lisa Mazzullo to review methods to reduce and monitor the impact of chemotherapy or radiation on fertility.