If you feel good to do your workout without the help of exercising machines and other exhausted equipment. Then here I have a great workout technique that will help you lot to burn calories and get your desired abs. his exercise works on the lower body and the core and its a great form of cardio.
Learn how to complete this move:
Start in a usual plank shoulders over hands and weight on your toes.
With your core occupied, bring your right knee forward under your upper body, with the toes just off the floor. Return to your essential plank. Change legs, by bringing the left knee forward.
Keep changing legs and begin to pick up the swiftness pending it feels a little like running in place in a plank position.
Continue this excise in your plank for a minute.