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.
Staying with swollen lip, whether painless or painful lips is a stress on its own. Such a health phenomenon canât emerge out of nowhere. Therefore besides lip swelling causes, you should keenly note all changes in symptoms right from the point your lips begin to enlarge and grow thicker than its normal size.