1. If you have a structural problem such as polyps or something called a deviated septum where the bones of the nose have developed irregularly, you may need some minor surgery in order to solve the problem.
2. However, most people suffering from a blocked nose have the problem because of excessive mucus production or catarrh. This leads to swelling of the tissue and nasal congestion. If this is the case with you, try removing all forms of cow’s milk and dairy produce from your diet and in addition, try using a herbal nasal decongestant.