We don t quite remember the first time we had dark circles. And yet, one day, they took up residence underneath our eyes uninvited, mind you and just never left. Although there are several causes of dark circles (we ll get to those below), there are also several ways we can address them, from eye cream to filler, and even just really good concealer when all else fails. Ahead, find out more, courtesy of N.Y.C.-based dermatologist Carmen Castilla, and Birmingham, Alabama-based dermatologist Corey L. Hartman/