So allergies are a common cause of upper
respiratory symptoms such as sneezing and nasal congestion. Many people don’t
realize that they have allergies because the symptoms might be mild or fairly
intermittent. There are specific treatments available for people with
allergies and these usually are dependent upon the results of a particular
individualized tests. There’s also more generalized treatments available in the
form of nasal sprays, saline, nasal steroids, and certain antihistamines.