When the chest is stuffy, you can ventilate in time, breathe fresh air and relax. If there is a history of angina, asthma, etc., you should take medication. Chest congestion can be functional or organic. Functional refers to the chest tightness after anger, fatigue, anxiety, can be relieved after rest, organic according to the specific causes to choose different methods. 1. Respiratory diseases: such as asthma, chronic obstructive pulmonary disease, etc., can be nebulized inhalation budesonide aerosol and other bronchodilator drugs for rapid relief, but also oxygen therapy. 2. Circulatory system diseases: such as coronary heart disease, arrhythmia and so on. Oral nitroglycerin can quickly relieve chest tightness brought about by coronary heart disease. 3. Toxic diseases: such as carbon monoxide poisoning. At this time, you should open the window to ventilate and evacuate the confined environment. In short, chest tightness can not be relieved should go to the regular hospital in a timely manner to find out the cause of the disease, active treatment.