Little House on the Prairie (1974)

S4E10 The Fighter

In Walnut Grove, excitement builds as townsfolk place bets on an upcoming boxing match. Unbeknownst to Mr. Ingalls, he will be facing an opponent who is gravely ill. When Charles steps into the ring, he's taken aback by how swiftly he manages to win the bout. After the match, his adversary collapses and is quickly taken to Doc Baker. Fortunately, Doc Baker manages to revive him but sternly advises that he must give up fighting for good.