Girls are closing one gender gap we don’t want: diagnoses of Attention deficit hyperactivity disorder (ADHD). Between 2003 and 2011, parents reported an increase of ADHD diagnoses of 55% for girls, compared to 40% for boys, according to a 2015 study in the Journal of Clinical Psychiatry.

Lisa Damour, a psychologist and clinical instructor, loves teenage girls. “There is not a moment as clear-eyed as adolescence,” she says.

Parents of teen girls don’t always feel so starry-eyed. Daughters who not-so-long-ago hugged you suddenly seem to hate you. They confide in you, and then turn on you. They call out your weaknesses, roll their eyes, and whipsaw between four moods before breakfast