If you are looking for the most comprehensive economy pack, you can also choose the five-devices package. The internationally acclaimed product is able to improve the breathing of children, adults, and smokers. By the time we hit December, we're up to about 10,000 a month, then basically 18,000 in January. Only a few moments of use are necessary for optimal effectiveness," the company stated. To use the handheld OPEP unit, inhale the maximum amount of air, fill your lungs and hold it for a couple seconds. Numerous studies have confirmed the effectiveness of standard chest-physiotherapy. AirPhysio uses oscillating, positive expiratory pressure (or OPEP), to directly impact such mucus buildsup. The steel ball and the circular cone's high air resistance will break down your lungs. You may earn a small commission by clicking on the links in this product review. The AirPhysio is a unique gadget, but its utility and safety are well-established. Buy three and get two devices free. This is how it's tested before it ever goes into production. AirPhysio device is a tool that facilitates secretion mobilisation, prevents atelectasis, and maximizes lung volumes for cleaner and healthier lungs. By taking numerous deep Breathing into the AirPhysio breathing device can improve your ability to breathe and your lungs' function. This is because it is case-by-case. It is also ideal for people who need airway therapy to clear mucus.