Funnel chest refers to a disease in which the sternum and ribs are sunken inward and backward, making the front of the sternum and ribs appear boat-shaped and funnel-shaped, and depending on the severity of the disease, it can be temporarily observed or treated by surgery. Funnel chest usually has a slight depression of the thorax, neck forward, slightly hunched back, decreased activity and other symptoms, mild funnel chest does not require special treatment, with ageing can be corrected on their own. Severe funnel chest may cause pressure on the heart and lungs, and in serious cases, it may cause pneumonia, heart failure, etc. It will affect the growth and development, and can be treated by rib lifting surgery, rib flipping surgery, sternum flipping surgery with tips, and also minimally invasive funnel chest correction surgery. Patients with funnel chest are recommended to go to the hospital for timely examination and standardized treatment under the guidance of doctors.