2 Week Gut Challenge This might sound nonsense to you, for what this really claims. But, truth be told, it’s actually quite possible to burn serious poundage in just 2 weeks. The key to success is in the details, and you’ll need to follow them meticulously. But don’t stress: This is a short-lived emergency shred, not a long-term lifestyle plan. So whether you’re prepping for a party or a vacation, we’ve got you covered. So are you ready?