
Here’s a simple explanation for dark circles which are caused by lack of sleep.
The collagen in the skin under the eyes actually breakdown when we lack of sleep which makes the blood vessels more visible.
Also see other interesting tags at SleepZine: blood_vessels, collagen, dark_circles, lack_of_sleep, newscientist, sleep, SLEEP News, sleepzine
More similar categories at Sleepzine: SLEEP News.













