POWERbreathe is a scientifically proven Inspiratory Muscle Training (IMT) device - sometimes referred to as a breathing training device - developed by
POWERbreathe Plus Medium Resistance Breathing Device
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POWERbreathe Plus Medium Resistance Breathing Device
POWERbreathe - Breathing Exercise Device for Lungs, Breathing Trainer and Therapy Tool to Strengthen Breathing Muscles and Help Lung Capacity, Inspiratory Muscle Trainer - Blue, Medium Resistance
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POWERbreathe Plus Medium Resistance Breathing Device
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