Cough is a reaction to clear the throat when something enters into your air passage. For example when you eat or drink something and a thing enters into your wind pipe you suddenly cough it out. The reason for cough is not always something entering into your airways, sometimes you get cough due to certain infections and diseases also. If you have continuous cough then it is due to some health problem may related to your throat infection.The cough may be dry or filled with mucus. Dry cough indicates that you have minor sore throat problem and it gives you feeling of itching in the throat. It is short time. If you have continuous cough with mucus then there may be number of reasons for it like throat infection, lungs infection, chest congestion, thyroid, pneumonia etc.
Dry cough can be treated at home by having ginger juice mixed with honey or antibiotic or other homemade sore throat remedies whereas, if you have cough with mucus and if there are traces of blood then you should not bother treating it at home and you should immediately rush to your doctor. He will diagnose the problem and will accordingly give you medicine. A cough due to minor health issues is a short term and generally does not need any treatment; the cells in our body are enough to fight it out. But if you have cough due to some disease then it may take long time to get cure and a patient might even has to be admitted in the hospital.
In other cases above reasons not enough to have cough. A cough can also be a result of smoking, Pollution, cancer or may be consuming drugs. These cases are very dangerous and can lead to death as well, Smoking being the most dangerous factor among all. Smoking is a first step towards many diseases and it not only deters smoker’s health but also people surrounding them and their family of course. Also if you have asthma you might witness a mild dry cough. In rare cases cough may be due to allergy. One should take care of his health and try to live in healthy atmosphere.