'HIIT Workout x Fitness 19 Group Fitness Instructor Jill O.'

'Do you hate long cardio sessions? Or maybe you just don\'t have time to get an hour of cardio exercise. We have a solution for you! Try HIIT also known as High-Intensity Interval Training! HIIT workouts are designed to build your endurance and burn fat in less time than normal cardio all while preserving muscle! Talk about a win-win! For #WorkoutWednesday we\'ve asked one of our Group Fitness Instructors to give us a little taste of a HIIT workout you can do at home or the next time you\'re at the gym!' 

Tags: fitness , Workout , abs , cardio , Weight loss , crunches , hiit , High Knees , sumo squat , fitness 19 , Fitness 19 Gyms

See also: trizeps , �cutting � , using , before and after , kick , skipping , fitness19 , cho , freeze dryer , jak schudnac

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