Women more than men and individuals with darker skin types.
1. Exposure to sunlight, which contains ultraviolet radiation.
2. Fatigue and fatigue
3. Lack of sleep
4. Eczema of the eyelids.
5. Allergic or irritant contact dermatitis to cosmetics, makeup, creams, or nail polish.
6. Estrogen hormones associated with pregnancy, which are also found in birth control pills.
7. Drugs that cause the dilation of arteries and veins.
8. Bad eating habits.
9. Thyroid dysfunction.
10. Anemia especially due to iron deficiency
1. brown and black halos: caused by skin pigmentation
2. blue to purple halos: caused by poor blood circulation in the muscles surrounding the eyes, causing a lack of oxygen-rich blood. This leads to a violet color, especially if the skin is thin.
3. Halos because of the shadowing: as a result of the tear trough extending from the inner corner of the eye to the mid-cheek.
4. Halos due to sagging of the skin as part of the aging process.