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Marty Gibala, Kinesiology, has been studying the benefits of high intensity interval training (HIIT) for years. Now he has written a book, The One-Minute Workout, with Christopher Shulgan, that explores whether short bursts of exercise really do help to keep you fit. Gibala discussed his research and the book on Quirks & Quarks, the award-winning radio science program of the Canadian Broadcasting Corporation (CBC). You can listen here.