Chest tightness, nausea and desire to vomit in young people can be affected by various conditions such as pregnancy, heart and lung diseases, adverse drug reactions, blood loss and anemia, etc. It is recommended to identify the causes and give reasonable treatment to improve the discomfort. Common causes and treatments 1. Pregnancy: Women will have early pregnancy reaction after pregnancy, which is manifested as weakness, chest tightness, nausea, and desire to vomit. It is recommended to take proper rest, avoid straining, and eat more easily digestible food. 2, cardiopulmonary diseases: such as coronary heart disease, angina pectoris, emphysema, asthma and many other cardiopulmonary pathologies can cause the symptoms to appear, the more common of which is angina pectoris, where the patient will experience chest tightness, chest pain and nausea, which requires the patient to take nitroglycerin under the tongue, and if it persists and cannot be relieved, the patient is immediately sent to the hospital emergency room. Other lesions also need regular treatment under the guidance of a professional physician in order to improve the symptoms of chest tightness and nausea; 3. Adverse drug reactions: Most often seen in young people with hypertension, caused when taking antihypertensive drugs. Such as the use of nifedipine, hydrochlorothiazide, spironolactone, metoprolol and other hypertensive drugs, can trigger hypotension, symptoms manifested as chest tightness, nausea, and the desire to vomit. It is recommended to rest temporarily, and after the chest tightness and nausea have passed, go to the hospital in time to communicate with the attending physician and change a drug to treat hypertension; 4. Blood loss and anemia: Patients with long-term anemia are prone to symptoms of chest tightness, nausea, and vomiting. Patients with chronic anemia who have lost too much blood or whose hemoglobin is below 60% need immediate blood transfusion treatment. If the anemia is not serious, vitamin B12 or iron can be given for treatment; 5. Allergy: Young people who are allergic to animal hair, dust and pollen, etc., may cause chest tightness, nausea and vomiting when they come into contact with allergens. It is recommended to quickly stay away from allergens, and in serious cases, immediately sent to the hospital emergency room for resuscitation; 6, lack of oxygen: when the body lacks oxygen, it will feel chest tightness, nausea, and the desire to vomit. For example, if you spend a long time in a location with a closed environment and poor air circulation, or suddenly come to a high altitude area, the oxygen content in the outside environment is not enough to meet the body’s needs, and you will easily experience chest tightness, nausea, and vomiting. At this time, patients need to move to air circulation or low altitude areas in time, and give oxygen treatment to serious cases; 7. Heat stroke: In summer or in high temperature locations, unbearable temperature can cause people to suffer from heat stroke, with chest tightness, nausea and vomiting. It is recommended to take patchouli liquid orally and quickly move to a cool location and wipe the body with a wet towel to cool down.