Internet Protocol version 6 (IPv6) is the most recent version of the Internet Protocol (IP), the communications protocol that provides an identification and location system for computers on networks and routes traffic across the Internet.
The most common cause of eyelid swelling is eye allergies. Eye allergies sometimes cause significant discomfort, often interrupting daily activities with annoying symptoms such as eyelid irritation and swelling. Eye allergies develop when the immune system overreacts to a certain allergen.
A stye is the most common type of eyelid bump. Styes occur when bacteria get into the oil glands in the eyelids. A stye is a round, red bump that appears close to your eyelashes. It can make your eyelid feel sore. A stye can also cause you to be sensitive to light and make your eye watery or feel scratchy.