Your lungs work hard to continually take in oxygen, filter it, and release it to the circulatory system to spread throughout your body. Expanding and contracting up to 20 times every minute without a break, it’s in our best interests to keep our lungs in the best shape possible...

Your lungs work hard to continually take in oxygen, filter it, and release it to the circulatory system to spread throughout your body. Expanding and contracting up to 20 times every minute without a break, it’s in our best interests to keep our lungs in the best shape possible...

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