Negative emotions such as anxiety, depression and anger can prompt the body to release histamine and other substances that can cause metabolic reactions, increase the excitability of the vagus nerve and decrease the responsiveness of the sympathetic nerve, thus causing or aggravating the bronchial asthma attack. In turn, the attack of the disease will cause patients to be more nervous, depressed, pessimistic and frustrated, which will further aggravate the disease, so the vicious circle, will make the disease does not heal for a long time. 1, repeated episodes of wheezing, dyspnea, chest tightness or cough, mostly related to exposure to allergens, viral infections, exercise or certain irritants. 2.Dispersive or diffuse croup, mainly in the expiratory phase, can be heard in both lungs during the attack. 3.The above symptoms may be relieved by treatment or may resolve on their own. 4.Exclude other diseases that can cause wheezing or dyspnea. 5.For those with atypical symptoms (such as no obvious wheezing or signs), at least one of the following tests should be positive: ①If the basal FEV1 (or PEF) is <80% of normal value, FEV1 (or PEF) increases by more than 15% after inhalation of β2 agonist. ②PEF variability (measured by peak expiratory flow rate meter, once in the morning and once at night) ≥ 20%. ③Bronchial excitation test (or exercise excitation test) is positive. 6. Whether the patient has negative emotions such as anxiety, depression and anger present. Can negative emotions aggravate asthma? Differential diagnosis of emotional asthma: Asthma after strenuous exercise: Exercise croup, also known as "exercise-induced asthma", is a special type of bronchial asthma. Exercise can be used as a single trigger or as one of many triggers in a particular patient with asthma. Exercise croup can occur at any age and is more common in men than women. It is important for asthma patients to maintain an optimistic mood so that they can help to relieve and control their asthma condition, it said. So how can you convert depressed moods into good ones? First, keep smiling. Laughing is the best way to release depression. This is because laughing creates an extreme psychological pleasure that releases all the depressed emotions. Secondly, confide in them. Choose your friends or relatives and tell them all your unhappiness. This will lighten the mood. Experts say that everyone has their own way to relax. Everyone should have optimism, especially asthma patients, so that the disease is away from them and they can live a healthy life.