Any fitness trainer worth their weight knows that abdominal exercises like sit-ups will NEVER flatten your stomach and help you see your core muscles.
Why? Because sit-ups are too small a movement to elicit any meaningful metabolic effect to burn fat. They only target your rectus abdominis muscle (your eight-pack muscle) and, in so doing, create muscular imbalances within your core that can ruin your posture and impose greater stress on your lower back.
The following five ab exercises will help you shed belly fat but also develop greater full-body strength. These moves work at burning fat by recruiting the entire body and thus using more muscle mass. That means more calories are required to fuel each rep. At the same time, you core is forced into action to stabilize your body and transfer energy throughout the movement. Let's get started!