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.
Check out the latest scientific discovery touting speed walking as the best way to walk off belly fat without dieting. Learn more ways power walking can burn calories and help reduce stomach fat at Prevention. Pop quiz: Two women go walking. One finishes quickly; the other takes her time. They each burn about 400 calories. So who sheds more belly fat? The obvious answer: It's a tie. But a surprising new study shows that the one speed walking actually loses more. (Customize your own walking plan with Walk Your Way to Better Health and lose up to 5x more belly fat!)