Even when I was a wee gal people commented on the dark circles under my eyes. So though right now they may be puffy from lack of sleep, I know the circles would be there regardless. Bone structure. Deep set eyes and a prominent forehead may create a shadowing effect and the illusion of dark circles.For more from the article, click here.
Menstruation and pregnancy. The hormonal changes may cause the facial skin to appear pale, leaving the darker pigments of the circulating blood in the veins under the eyes to stand out.
Sun exposure, which triggers the skin pigment melanin to increase, resulting in a darker appearance.
Allergies that may cause itching or rubbing around the eyes or lids. This causes the fragile blood vessels to dilate or bruise, leading to that dark appearance under the eyes known as "allergic shiners." This is especially noticeable in those with seasonal allergies, such as hay fever.
Colds or sinus infections, which can lead to an increased pressure on the blood vessels under the eyes, leading to a temporary dark circle appearance.
Labels: dark circles, skincare