5 ways that vaping can damage your body Chronic obstructive pulmonary disease Nature Reviews Disease Primers Emphysema and chronic bronchitis are both forms of COPD but affect different parts of the lungs. Emphysema damages the air sacs (alveoli), causing shortness of breath, while bronchitis inflames and narrows the The link between vaping and COPD: what patients need to know WellMed Medical Group