When Gunder Hagg ran 4:01.4 to set a mile world record in 1945, his achievement stood for 3,215 days - almost nine years. Then Roger Bannister ran his historic 3:59.4 on May 6, 1954. Bannister's record lasted just 46 days before John Landy took
. Training that isn’t specific will still produce results, but it won’t produce the best, most efficient results. In other words, you can go out and run around town for 30-40 minutes a day, and your condition will definitely improve. There’s no denying
