A swollen eyelid is usually a symptom, not a condition. It's very common and is usually due to allergy, inflammation, infection, or injury. The skin of your eyelid is less than 1 millimeter thick. But ...
Eyelids protect eyes but face many disorders. These include infections, growths, and malfunctions. Blepharitis and styes are common examples. Causes range from infections to ageing. Symptoms involve ...