The symptoms of nasal allergies are identical to those of common colds in the sense that our immune system response to the presence of foreign substances and allergens the same way as when it responses to the attack of cold viruses. Coughing, congestion, sneezing, watery eyes, and runny nose are such the common symptoms if you are affected with nasal allergies or colds.
While the common cause of nasal allergies is due to allergic reactions to allergens such as dust mite and mold which exist in the atmosphere of the populating environment, the common cold is typically induced by viruses that included the contagion of the upper respiratory tract - nose, nasal passages and throat