3 Effective HIIT Workouts_1 High Intensity Interval Training combines low to moderate intensity intervals, with high intensity intervals. Despite HIIT sessions being short and sweet due to their energy-zapping nature, they target your entire body as they work away at burning fat – making it an increasingly popular workout option for men and women of all ages. According to research, Interval Training has been shown to burn adipose tissue more effectively than low intensity exercise, improving your aerobic and anaerobic endurance and speeding up your metabolism - which in turn allows your body to burn more calories throughout the day. If you struggle for time, High Intensity Interval Training workouts might be for you. They are incredibly flexible in the way that you can decide what exercises to incorporate, how long your HIIT session is and whether or not you wish to incorporate cardio or strength equipment into the routine. No time to plan a workout? No problem. You can find countless HIIT workouts online, and to start you off, here are our top three favourites... HIIT Workout #1 - Cardio 30 Seconds Brisk Walk 30 Seconds Sprint (Repeat 10 times – 10 minutes total) Equipment needed: none, though you could perform this workout on a treadmill if you'd prefer to stay indoors. HIIT Workout #2 – Legs 45 seconds ski jumps 15 seconds rest 45 seconds jump lunges 15 seconds rest 45 seconds jump squats 15 seconds rest (Repeat 4 times – 12 minutes total) Equipment needed: none, though you could perform this workout holding a kettlebell during the squats for enhanced results. HIIT Workout #3 – Arms & Abs 20 seconds push ups 20 seconds scissor kicks 20 seconds rest 20 seconds mountain climbers 20 seconds ab bikes 20 seconds rest 20 seconds twisted sit ups 20 seconds commandos 20 seconds rest (Repeat 5 times – 15 minutes total) Equipment needed: none, though you could perform this workout holding a medicine ball for the twisted sit ups to increase the intensity. And there we have it! Three quick, effective workouts that are perfect for those dark wintry mornings and evenings that'll soon be upon us. Adding one or two HIIT workouts into your weekly exercise routine will aid your fitness journey in a number of ways, allowing you to go above and beyond with you fitness goals...