Check out the article with great info on how you can still get the benefits of high-intensity interval training without the impact on the joints. In this article, Fire Team Whiskey Founder Captain Stephanie Lincoln gives her expert take on High-Intensity Low Impact Interval Training (HILIT). Check out the 27-minute HILIT workout that Stephanie provides along with the videos of a low impact version of the sumo burpee and frog pushups (both moves are part of the Fire Team Whiskey .38 Caliber Fitness Protocol).