This is for anyone who wants to see how it works as a natural, drug-free method of improving their breathing. It perfectly supports and aligns the neck to the correct angles so that your breathing isn't constrained which causes snoring. It is also safe for breastfeeding mothers and children. This product arrived today. Since it is patented, AirPhysio has been verified to feature a unique design as opposed to other OPEP systems available today. This device is not more effective than any other treatment for patients with cystic or chronic bronchitis39, but it has been shown to be effective in some cases7. AirPhysio is available to assist people with or without lung conditions who want to improve their day to day breathing. This list should help you make an easier buying decision. In normal subjects, OHFO has been shown to increase mucocilliary clearance38. It gently clears your airways, clears your breathing, and restores your maximum lung potential. AirPhysio has been tried and loved by more than 250k people.