Question: what does it mean when you have a sharp pain in your chest when you breathe in?
Answer: Pleuritis. Also known as pleurisy, this condition is an inflammation or irritation of the lining of the lungs and chest. You likely feel a sharp pain when you breathe, cough, or sneeze. The most common causes of pleuritic chest pain are bacterial or viral infections, pulmonary embolism, and pneumothorax.