written by: Melissa McAllister HIIT this, HIIT that,  what the heck does that mean, why is it such a great workout and how do I sign up?   I am here to take you through all your HIIT questions and concerns, I got you! HIIT stands for High Intensity Interval Training, which is a mouthful and why we love the acronym HIIT.   HIIT is the culmination of repeated  bursts of all out physical exertion followed by a shorter active recovery.  It can be applied to running(outside or on a treadmill), biking, swimming, cardio, anything really.  Here are a few examples to give you an idea….For 30 seconds you will do as many burpees as you can, followed by 10-15 seconds of jumping jacks(jacks are acting as the active recovery) and repeating this for 4 rounds.  Running at a jogging  pace with 20 second sprints every 2 minutes for 1 mile.  Get the idea?  The 11th annual report by the American College of Sports Medicine states that HIIT will continue to be a huge trend for 2017.    It is here to stay! Modifications can be made for any fitness level so it truly is a fantastic, efficient workout that...