The Upper West Side is primarily residential, with 209,000 people / 1.9 square miles, meaning about 110,000 people per square mile / 42,500 per square kilometer. The most densely populated city in the world.
Angioedema is caused by an allergic reaction to something you've eaten, an insect bite, pollen allergies, or a medication you've taken. 1  It causes a swelling of the lips, face, and tongue, which usually occurs rapidly. It can also sometimes be accompanied by redness or bumps (hives). Due to the swelling, you may have difficulty talking. Angioedema can also cause swelling of the airway and difficulty breathing, which may be life-threatening.
Causes Of Swollen Lips. Though swelling may happen due to any trauma to the soft tissue, there are various other reasons for swollen lips. Most of the times, swollen lips are accompanied by cuts and bleeding too, which makes it difficult for a person to eat, drink or talk properly (1, 2, 3).