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It works mucus free! Used this today for the first time. Easy to learn the method. Both times sputum was released from my airway and breathing better. I just bought 2 more for friends. A very sleek and simple design. Sturdy and easy to use and clean. I have noticed results quickly.
How to Sleep Better with COPD
As we enter the colder months of the holiday season, respiratory illnesses and infections become more prone to flare ups and keeping you up at