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Breathing can be hard after you've had surgery, when you have a lung disease like COPD, or if you're on bed rest. You may find that you can only take small, shallow breaths. Breathing this way makes it harder to get air into your lungs and can cause fluid and mucus to build up in your lungs. This could cause a serious...
Learn how to use an incentive spirometer to improve the health of your lungs.