Dark circles under the eyes, medically referred to as periorbital hyperpigmentation (POH), appear as brown, blue, black, or even purple discoloration around the eye area. While anyone can experience them, they are more common among older adults, people with a genetic predisposition, and those with darker skin tones that are naturally prone to hyperpigmentation. Many… Continue reading Under-Eye Dark Circles: Top Causes & Effective Treatments