Opening the Donguibogam library...
Opening the Donguibogam library...
Opening the symptom encyclopedia...

Have you ever experienced a sudden, tearing chest pain and found it hard to breathe after strenuous exercise? This sharp pain striking an otherwise healthy body out of nowhere may not be simple muscle pain. Today, let us look into this alarming symptom that makes you clutch your chest: pneumothorax.

Have you ever experienced a sudden moment—on the subway or in a crowded place—where your breath catches for no apparent reason, your heart pounds wildly, and your entire body freezes with the thought that you might die right then and there? Is this inexplicable, extreme anxiety something only you are suffering through?