apIf you want to burn belly fata, unfortunately spot reducing isn't an optiona, Jillian Michaels told POPSUGAR. "Reducing overall body fat will help you decrease belly fata as well as a diet that is clean," Jillian said. It should be low in processed sugars, flours, and alcohol, and calorie-controlled to prevent overeating. To figure out your ideal calorie targeta and nutritional needs, we recommend speaking to a registered dietitian. She also said, "Keep sodium down to avoid water retention and drink water to flush out excess water weight."pbr pOf course, you can also exercise to reduce your overall body fata. "You'll want to condition the muscles under the fat so when you lose that top layer, your tummy is toned," Jillian explained. She said to focus on functional exercises that work multiple muscle groups like push-upsa, mountain climbers, planksa, and lunges to burn calories and condition your core.pbr pRelated: This 20-Minute HIIT Workout Is What You Need to Lose Belly Fatapbr br pDon't worry, we won't leave you hanging! Here's a belly fat circuit workout designed by Jillian that comes from her new app, My Fitness by Jillian Michaelsa. Jillian explained she combines HIIT intervalsa into strength and conditioning circuits. "There is no rest in between exercises so your heart rate stays up and time isn't wasted," she said.