Here are all the possible meanings and translations of the word insight. Princeton's WordNet(2.50 / 2 votes)Rate this definition: penetration, insight(noun) clear or deep perception of a situation. insight, perceptiveness, perceptivity(noun) a feeling of understanding.
Less commonly, runny nose can be caused by polyps, a foreign body, a tumor or migraine-like headaches. Causes of runny nose include: 1  Acute sinusitis. 2  Bright lights. 3  Chronic sinusitis. 4  Churg-Strauss syndrome. 5  Cluster headache. 6  Cold temperature.
Casein, the naturally occurring protein in dairy products, can promote the formation of mucus. It can also make existing mucus thicker in your nose and sinuses, leaving you completely congested. It may also cause a runny nose or the ever annoying post nasal drip.