As we descend into autumn, it may just be a good time for you to boost your immune system to avoid falling victim to the colds and sicknesses that often come with the end of the year. It’s best to adjust sleep and eating habits complimented by the use of natural herbs. Consuming herbs is an inexpensive, natural way to help strengthen your body’s defense while maintaining overall health. Here are five natural herbs proven to help you strengthen your immune system.