The AirPhysio device can be used as a complement to these therapies and is designed to help the body's natural mucus clearing process. If the person isn't satisfied with the purchase, he/she can ask to receive a 100 percent refund along with a moneyback guarantee. As air enters into the device, it encounters the steel ball in the shape of a cone. Different respiratory issues can result from the accumulation of mucus. It can be used with no need to recharge or replace batteries. This creates positive pressure that "shakes loose" thick mucus in your lungs. It is designed to exert positive pressure on the lungs and remove mucus as quickly as possible. The company's mission is to provide high-quality medical devices for patients with chronic pulmonary conditions. She advises all, including athletes, that they use this respiratory therapy tool. My morning routine of clearing my lungs seems to work better than my morning coughing.