Go to the gym and need an efficient abs workout? Here are the best core routines to get rid of belly fat and build strong abs. Tone your tummy muscles and get a flat stomach with this 10-minute abs workout. These abdominal exercises strengthen your core muscles, which are the muscles around your trunk. Before you begin, warm up with this 6-minute warm-up routine. Afterwards, cool down with a 5-minute stretch. Try this workout today and see the differences for yourself!