Welcome to season 5! A weekly show where knowledge junkies get their fix of trivia-tastic information. This week, John shares some facts about fitness! Check out 100 Days: www.youtube.com/100days What's your fitness age? www.worldfitnesslevel.org/#/ Subscribe for new episodes of mental_floss every Wednesday! ---- WE'RE ON SNAPCHAT! Username: mental.floss Mental Floss Video on Twitter: www.twitter.com/mf_video ---- Website: www.mentalfloss.com Twitter: www.twitter.com/mental_floss Facebook: www.facebook.com/mentalflossmagazine Store: store.mentalfloss.com/ (enter promo code: "YoutubeFlossers" for 15% off!)

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