One of the most common diseases of the respiratory tract are colds and flu and they appear more frequently than any other diseases. Many people get cold a few times in a year, especially during autumn and spring.
You should take the necessary measures the minute you feel you are getting sick. In order to prevent more serious health conditions like bronchitis, influenza, and many more, you should start with the first combat cold symptoms at an early stage. Most of the people tend to reach for pharmaceuticals which cause more harm than good.