The health meter in video games wasn’t always so commonplace. It took time, iterations, and various incarnations before it converged to what we know now. Ahoy describes the history:
History of the health meter in video games
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Visualize This: The FlowingData Guide to Design, Visualization, and Statistics (2nd Edition)
Visualize This: The FlowingData Guide to Design, Visualization, and Statistics (2nd Edition)
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