Why my left eye swollen?

Eye swelling treatment
Swelling occurs in the eyelids, there is inflammation or excess fluid in the tissues surrounding the eye, swollen eyes can cause pain or occur without pain, in both cases in the upper and lower eyelids.
There are several possible causes of eye swelling, including eye injuries or trauma, and the most common is allergy.
Eye allergies can be treated by using antihistamine drops such as 10 % predinsilone twice a day and using cold water compresses in addition to avoiding rubbing the eyes while reducing focus on the phone or shifting the look every two or three minutes to comfort the eye. Also, the screen brightness should be reduced and try to blink As much as possible, every twenty seconds or less, while avoiding hot weather, dust, dust, perfumes, flower nectar, some volatile chemicals, or concentrating on some electronic devices such as a mobile phone or computer.
Investigations
The medical history is often taken and the patient is asked about the beginning of the eyes swelling, or exposure to some irritants, or the association of the sensitivity of the eyes with a specific action or place.
Causes of eye swelling
Eye allergy
eye bacterial infection
eye viral infection
 eye injuries
My advice to the patient
In the event of any emergency, we recommend visiting the nearest health center to conduct a medical examination and conduct the appropriate treatment, in addition to referring to a specialist