Despite a childhood that included health problems like rickets, and a serious case of either asthma or pneumonia when he was three, Gibson was active in sports in both informal and organized settings, particularly baseball and basketball.
그가 구루병 같은 건강 문제가 포함된 어린 시절과 자신이 3세 때 천식 혹은 폐렴의 심각한 병을 앓았어도 깁슨은 스포츠에서 활동적이었으며, 야구와 농구를 하였다.