Breathing is something we usually don’t think about it—until it becomes difficult. Pulmonary heath concerns the well-being of the lungs and respiratory system. As we age, changes in our lungs and respiratory system are common. Understanding what is typical with aging (and what is not) can help us continue living active and fulfilling lives.Over time, lung tissue can lose elasticity, breath support muscles may weaken, and our ability to clear airway mucus can decline. These