Increasing your lung capacity and strength will increase your performance and endurance capacity as well, so get an edge on the competition with this PowerLung Active Series Trainer. Independent studies show that breathing muscle training with PowerLung can increase oxygen-uptake and lower your heart rate, blood lactate and breathing rate. The PowerLung is the only breathing muscle trainer that works on both inhale and exhale.

• Recommended for athletes who train regularly, or for those who participate regularly in activities such as swimming, tennis, running, golf or cycling
• Strength training for inhale and exhale breathing muscles
• Enhance your performance through better breathing
• Increase Anaerobic capacity
• Lower respiratory and cardiac rates
• Independently adjustable inhale and exhale controls
• Hand grip for comfortable use
• Includes detailed user instructions for proper training