Minnesota Vikings quarterback Brett Favre warms up before an Aug. 22 NFL preseason football game against the San Francisco 49ers in San Francisco. Favre will turn 41 in October, ancient in quarterback years. Yet Favre is coming off maybe the best season of his career, when he became the first 40-year-old quarterback to win a playoff game and put up numbers that would make any 28-year-old jealous. (File / Associated Press)
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