What is a peak expiratory flow rate test? The peak expiratory flow rate (PEFR) test measures how fast a person can exhale. The PEFR test is also called peak flow. This test is commonly performed at home with a handheld device called a peak flow monitor. For the PEFR test to be useful, you must keep continuous records of your flow rate.
Get more fiber in your diet. Soluble fiber (such as that found in apples, oats, and cherries) lowers insulin levels which can speed up the burning of visceral belly fat. 1  Add fiber to your diet slowly. 2  If you are currently getting 10g of fiber a day, don't jump to 35g of fiber the next day.
These low calorie foods are high in nutrients and can help you lose weight and reduce belly fat. The best way to lose belly fat is through calorie reduction. When you make half your plate a fruit or vegetable, the low calorie nature of these foods helps lower the overall calorie content of your meals. Measure out 1 cup of vegetables, 2 cups of leafy greens or 1/2 cup of fruit. Include 1-2 servings at each meal.