The culprit of old bad cough in winter is uncertain, and may be related to repeated upper respiratory tract infections, chronic lung diseases, digestive system diseases, circulatory system diseases and so on.
1. Repeated upper respiratory tract infections, especially in the immune system of the elderly and children and other people, can not fight the virus through their own immunity, the virus repeatedly damage to the upper respiratory tract, repeated coughing symptoms can occur.
2. Chronic lung diseases, such as common chronic obstructive pulmonary disease, bronchial asthma, etc., the cold climate in winter coupled with frequent haze can aggravate the stimulation of the trachea and bronchial tubes, resulting in aggravation of the condition and recurrent coughing symptoms.
3. Digestive system diseases, mainly refers to gastroesophageal reflux, winter activity is small, the digestive function is relatively weakened, gastric acid can be refluxed from the esophagus, stimulate the esophagus resulting in recurrent cough.
4. Circulatory system diseases, mainly refers to heart failure, can lead to lung stagnation and repeated cough, is also a common cause.
Winter cough old bad should also pay attention to exclude allergic cough, eosinophilic bronchitis, cough variant asthma, etc., it is recommended to consult a doctor in a timely manner, under the guidance of the doctor after the examination to clarify the cause of the disease, and at the same time in accordance with the doctor’s instructions for treatment.