There are many reasons why the chest may feel bloated. First, the common is breast hyperplasia, then the patient will manifest as chest swelling and pain, also accompanied by shortness of breath, or palpitations, especially in middle-aged patients, and the body’s hormone level changes related to exertion, stay up all night, after the anger will be triggered, if necessary, also need to be combined with ultrasound examination; Second, the chest cavity diseases will also manifest as chest swelling, common is the spontaneous pneumothorax, as well as pleural effusion. In severe cases, the patient may also experience dyspnea, especially if it is massive, and lung tissue may atrophy under pressure, with the patient experiencing significant shortness of breath, which worsens with activity. Chest X-ray examination can confirm the diagnosis, if necessary, is necessary to further choose the surgical treatment, and during the treatment should also pay attention to prevent infection and other related complications, must be regularly checked.