what causes circles and bags under eyes
While there is some truth to the perception that dark circles under eyes can be caused by a drinking binge and/or lack of sleepâfatigue can cause the skin to lose its luster, and alcohol dehydrates youâthere is more to it than that.
1 Dark circles under the eyes can appear in childhood, and are often an inherited trait. Some children will outgrow them, but others will not.  Allergies. Nasal congestion can dilate the blood vessels that drain from the area around your eyes, causing them to darken.