Normal heartbeat chest tightness and blocked sweating for 2 minutes, may be related to bronchial asthma, coronary heart disease, bronchopneumonia and so on. 1. Bronchial asthma: bronchial asthma belongs to the airway immune inflammation, the patient attack will often be manifested as chest tightness, shortness of breath, accompanied by sweating, fatigue symptoms, if the patient is suffocated at night to wake up, the need for emergency treatment, bronchial asthma is not easy to cure, to find out the allergic substances, can be achieved to prevent and control the disease. 2. Coronary heart disease: it is a heart disease caused by the narrowing of coronary arteries, often manifested as chest pain, chest tightness, profuse sweating after activities, which can be relieved after resting, if the coronary heart disease persists in pain, it may cause angina pectoris, which should be treated by a doctor in time. 3. Bronchopneumonia: caused by bacterial viral infection, inflammation occurs in the trachea and lungs, lung ventilation and hyperventilation is impaired, manifested as coughing, coughing up sputum, pneumonia is severe chest tightness, dyspnea, sweating, etc., you should seek medical attention in time, clinically, mainly to anti-infection treatment. Normal heartbeat, chest tightness and sweating, should promptly seek medical attention, under the formal guidance of the doctor, to identify the cause of the disease, and targeted treatment.