When Dakota ThuyVy Lam was 14 years old, she retaught herself how to write. The athlete, writer and Fountain Valley High School student experienced a stroke caused by immune thrombocytopenia, a blood condition. Although Dakota had difficulty speaking, walking and using her short-term memory, her father, Nghia Trong Lam, said she was determined to regain those skills, keep up in class and even join her school’s golf team.