Ah, dark circles. Your mouth may be able to lie to the boss and tell her you’re well-rested, but the undereye area always tells all about your late nights. That is, until you discover a few well-researched secrets from the mouths of dermatologists… Dark circles are not entirely understood, but are most likely either caused by excessive melanin production or blood pooling under the eyes as a result of inflammation or vasodilation, according to Dr. Leslie Baumann‘s Cosmetic Dermatology. To find out what the cause of yours... read more