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.
I have to agree that most people donât actually eat the foods to lose belly belly fat but they also donât really know what they should be eating.7 Foods To Eat To Lose Belly Fat. 1  Avocados â rich in monounsaturated fats along with a ton of fiber, both of which are linked to burning belly fat. 2  Almonds â help keep you slim by keeping your stomach full.