Charles Best

Charles Best was a Canadian scientist and educator best known for co-developing the glucose meter in the 1960s, a device that allows people with diabetes to quickly check their blood sugar levels. This innovation greatly improved diabetes management by making blood testing faster, easier, and more accessible. Best's work has had a significant impact on health care, helping millions of individuals monitor their condition effectively and maintain better health. His contributions exemplify how scientific innovation can directly improve everyday life and health outcomes.