The safety and long-term health effects of using e-cigarettes or other vaping products still aren’t well known. In September 2019, federal and state health authorities began investigating an outbreak of a severe lung disease associated with e-cigarettes and other vaping products. We’re closely monitoring the situation and will update our content as soon as more information is available.

Popcorn lung is a rare condition that causes airway scarring due to inflammation and eventually lung damage. Although there is no cure for popcorn lung, treatments can help with managing symptoms.

While treatments exist to limit and manage symptoms, popcorn lung is considered life-threatening.

Scan of popcorn lung, aka bronchiolitis obliterans <br />Image credit: Xie, B-Q, et al., PLOS, 2014 March</br>“><br><em>Popcorn lung is characterized by the lung tissue scarring and becoming narrow. This can lead to breathing problems.<br>Image credit: Xie, B-Q, et al., PLOS, 2014 March</em></div>
<p>Popcorn lung is a rare medical condition that damages the bronchioles, the lung’s smallest airways.</p>
<p>Over time, <a class=Share on Pinterest
The chemicals found in e-cigarette liquid, known as “e-juice,” may be a potential cause of popcorn lung.