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.
The Flat Belly Diet has two phases, a four-day anti-bloat phase with specific foods and drinks, and a four-week eating plan during which you eat 1,600 calories a day. The Flat Belly Diet emphasizes eating foods that are rich in monounsaturated fatty acids (MUFAs), which are purported to help you lose belly fat. Such foods include olive oil, nuts, seeds, soybeans and avocados. MUFAs are part of every meal on the Flat Belly Diet.