New Delhi, March 2 -- Bronchiolitis obliterans or obliterative bronchiolitis, often known as popcorn lungs, is a severe but rare condition. Its name may not sound like a threat to you, but this condition may cause irreversible damage to your lungs. While not directly linked to the consumption of popcorn, it is associated with exposure to specific chemicals, particularly diacetyl, a flavouring agent found in certain food items such as microwave popcorn. Vaping or use of e-cigarettes may also be a risk factor. In this condition, scarring may occur in the lung airways, which can pose a risk for various serious diseases.

What causes popcorn lungs?

Bronchiolitis obliterans, commonly known as popcorn lung, isn't contagious, meaning it can't b...