Oslo Airport (OSL) Oslo Airport (OSL) One of three airports serving the Oslo region, Oslo Airport (OSL) is the second-busiest airport in Scandinavia and the 17th busiest in Europe. It serves as a hub for Air Norway, Norwegian Air Shuttle, Scandinavian Airlines and WiderÃ¸e.
Causes of Sinus Infection. Knowing the causes of sinus infection is beneficial to the patient and the layman for prevention of recurrent sinus infections! The most common cause of a sinus infection is the common cold, viral influenza and hay fever. The cold causes inflammation in the nasal passages and this inhibits the drainage of the sinuses which can cause them to become inflamed. When we have flu, our nose is filled with mucus.
To summarize the main cause of chronic sinusitis: Leaky gut leading to a hyper immune system, leading to allergies leading to chronic sinusitis. The Good News: The natural healing program that Iâm sharing with you on my website will address the main cause of chronic sinusitis, which is the leaky gut syndrome.ucus from the sinuses normally drains into the nose; however, if for any reason, the sinuses get blocked, the mucus cannot drain, which opens the gate for infection. Sinusitis may be acute or chronic. Viral, bacterial, or fungal infections, and allergic reactions, are the most common causes of sinusitis.