Before HIIT and gym memberships, the Royal Canadian Air Force created a simple 11-minute bodyweight routine called the 5BX plan. But does this 1960s military workout still hold up today? Dan Koh and Neil Humphreys investigate the science behind the five basic exercises and find out whether its simple formula still delivers real results.

Friday Night at The Movies: A Knight of the Seven Kingdoms has just ended, but has it rescued or ruined the Game of Thrones universe?
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Friday Night Fibbing: Did Neil Humphreys really interview Manchester United legend David Beckham in his underwear?
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That Was The Week That Was: Young eggheads and old pool legends
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