How does an award-winning Southern gentleman dentist become the most feared gunslinger of the American West? For Doc Holliday, the hidden catalyst was not greed or malice, but a microscopic bacteria.

This episode separates the man from the myth, tracing John Henry Holliday from a Georgia dental practice destroyed by tuberculosis to the gambling halls and gunfights of the frontier. It reveals how a terminal diagnosis forged a fatalistic edge, and how his fearsome reputation was largely a defensive shield for a dying, physically fragile man.

• How tuberculosis, caught nursing his dying mother, pushed him west and ended his dental career
• His pivot to the math-heavy card game faro, using his education like an early card counter
• Saving Wyatt Earp's life in the Long Branch Saloon, cementing their legendary loyalty
 ...