As a nurse practitioner at MD Anderson, I’d heard of case studies where Ewing’s sarcoma survivors had seen their cancer return, even way past the 10-year mark. I never thought it would happen to me.

But in January 2019, after 13 years of being cancer-free, I suffered a relapse.

At first, I found the news pretty demoralizing. I’d just given birth to my third child, and I worried about how I’d manage my treatment, while still...