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.
This is caused by the blockage of oil glands. It can cause swelling of the upper as well as the lower eyelid. Other symptoms that can occur are pain, redness, itchiness as well as lumpiness of the eyelid. Other less common causes include: