I'm a college athlete whose heart stopped during practice. Doctors thought I'd need a nursing home, but I'm already back on the field.

Courtesy Mac Kelso

• Mac Kelso, 18, plays soccer for Louisiana Tech University.
• Her heart stopped during a practice before her freshman year. 
• Doctors say Kelso's athleticism has helped her recovery. 

This as-told-to essay is based on a conversation with college athlete Mac Kelso. It has been edited for length and clarity.

My heart troubles started before I was even born. When my mom was in labor, doctors...