Teenage girls are facing impossible expectations

Rachel Simmons is the author of "Enough As She Is: How to Help Girls Move Beyond Impossible Standards of Success to Live Happy, Healthy, Fulfilling Lives." Follow her on Twitter @racheljsimmons. The views expressed in this commentary are her own.

(CNN)At a moment when girls enjoy historic opportunity -- watching Chloe Kim and Mikaela Shiffrin soar to gold, and Oprah preach girl power from the Golden Globes stage -- teen girls tell researchers they are twice as depressed, anxious and stressed out as boys. And though girls beat out boys in college and graduate school admissions, according to a University of California-Los Angeles study, female college freshmen have never been lonelier or less happy.

In the so-called age of girl power, we have failed to cut loose our most regressive standards of female success -- like pleasing others and looking sexy -- and to replace them with something more progressive -- like valuing intelligence and hard work. Instead, we have shoveled more and more expectation onto the already robust pile of qualities we expect girls to possess.
Rachel Simmons
And social media -- where, according to Pew Research, girls