Prolonged productive cough is very disturbing. Not only do you feel do not fit all the time, but also a prolonged cough with phlegm that can interfere with daily activities, decrease your productivity, and make the rest of your sleep is not optimal. At a certain point you are experiencing cough can also limit your social needs. So, how to know that cough with phlegm that you experience is not caused by a serious health issue or just the opposite? How did the natural way that can be practiced for at least relieve cough interruption you experienced? Cough itself actually is the body's natural mechanism to remove substances that are considered foreign to the way breathing. Coughing occurs when cells in the respiratory tract becomes inflamed, which triggers a series of reactions that ultimately lead to the expenditure of air from the lungs under high pressure. Possible Cause Prolonged coughing up phlegm cough prolonged, or chronic cough in medical terms, is defined as a cough lasting more than eight weeks. Chronic cough itself is not a condition that is not common. In developed countries like the United States and countries in Europe, the cough is one of the five most common cause someone went to the doctor. While the incidence of chronic cough in nonsmokers reached 40 percent. To determine the cause of chronic cough, especially chronic cough accompanied by phlegm, one must undergo a physical examination by a physician, and accompanied by several investigations if necessary. Listed below are some of the possible causes of prolonged cough with phlegm: Chronic obstructive pulmonary disease Chronic obstructive pulmonary disease or COPD is often abbreviated is a term that refers to a disease that attacks the lungs in the long term. COPD is a combination of two respiratory diseases are chronic bronchitis and emphysema. Bronchitis is a respiratory condition in which the lungs that leads to infection, which causes swelling of the bronchial walls and the production of excess fluid. While emphysema is when the air sacs in the lungs were damaged. Generally, pockets of air in the lungs to expand and contract as we take and exhalation. Meanwhile, if a person suffers from emphysema, the flexibility of the air pockets will decrease the amount of incoming air would not be maximal. COPD is most often caused by smoking, and general signage over the age of 45 years. COPD is included in one of the causes prolonged coughing up phlegm because in this condition, lung produces a lot of phlegm, so the body will instinctively try to remove it by expectoration. In addition to a cough with phlegm, signs and symptoms of COPD else was breathing shallowly. This is because tissue damaged airways make the individual concerned difficulty to remove the air from the lungs. Respiratory tract infections Cough is one of the signs and the most common symptoms of colds, flu, and other respiratory tract infections. In addition to cough, nasal congestion and fever onset is one indication that respiratory infection caused by a virus that occurs. When someone has been in the healing period due to respiratory tract infections, sometimes cough is the last symptom remaining. This may be because the airways are still sensitive, and inflammation that arises takes longer to completely heal. One form of respiratory tract infections are classified as serious is pneumonia, which can be caused by viruses or bacteria. Pneumonia can cause prolonged cough with phlegm, which is marked with greenish sputum. In addition to coughing, a person with pneumonia may experience fever, chills, chest pain, weakness, fatigue, and nausea. Signs and symptoms can appear or not depends on one's age. Elderly may not have a fever, or they may have a cough but no sputum. Pneumonia can be cured with antibiotics and generally can be cured in two to three weeks. Just as the flu or a cold, cough in pneumonia can stay in a longer period. Air pollution Air pollution can cause prolonged cough with phlegm. Even in the short time of exposure to smoke in motor vehicles, for example, can lead to a productive cough and irritation of the lungs. Vehicle smoke can also aggravate allergies or asthma in some people Acute bronchitis If you feel you've almost recovered from the flu and sudden re- experiencing cough with phlegm, you may have stricken with acute bronchitis. Acute bronchitis is a term used to refer to a condition in which the airways in the lungs become irritated. In addition to the prolonged productive cough and dyspnoea, bronchitis can also cause symptoms of fever, chills, sore throat, and other flu-like symptoms signs. Signs and symptoms may disappear within a few days, but the cough itself can last for weeks. If the cough does not go away or if you are repeatedly attacked by acute bronchitis, there will likely be a more serious health problem.