Apulmonary infarction (lung: to stuff into) actually means:

Apulmonary infarction means the death of a portion of lung tissue. this is normally caused by an interruption of its blood supply, this is most commonly sue to blockage in the blood vessels supplying the lung tissue. the main causes of this blockage include, accumulation of fats in the vessels, due to high amount of cholesterol in the blood vessels. 

It can be peer pressure, also when they’re going through a lot of stuff at home

Cis the most source of vitamins