Running saved Alison Desir's life. At rock bottom and searching for meaning and structure, Desir started marathon training, finding that it vastly improved both her physical and mental health. Yet as she became involved in the community and learned its history, she realized that the sport was largely built with white people in mind. Running While Black draws on Desir's experience as an endurance athlete, activist, and mental health advocate to explore why the seemingly simple, human act of long distance running for exercise and health has never been truly open to Black people.