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The Power Lung Trainer is a revolutionary gadget that can completely change the way you think about working out. The Power Lung Trainer can totally revolutionise your athletic performance and breathing techniques. Just by developing one set of muscles, you can make untold improvement to the others. It features include: -
• Improves respiratory muscle endurance by up to 600%
• Increases sub-maximal exercise time by up 38%
• Improves your performance in the gym and the bedroom
• Encourages use of the diaphragm when breathing, improving your general breathing technique
