We might as well have something new to worry about. Scan your face. Now go over your body, inch by inch. Wait, is the skin on your left upper inner thigh buckling slightly? Is there a tiny accordion of flesh on your arm that wasn’t there yesterday? There might also be a minuscule pleat on your butt, but, really, how would you know? Why would you care?

Crepey skin has entered the algorithm. If it seemed to arrive out of nowhere, that’s because GLP-1s have given it a new life. “It’s getting all the attention because now people have lost so much weight,” says Dr. Ellen Gendler, a dermatologist in New York. Before that, crinkly skin was reserved for those past a certain birthday. Now it’s delightfully less ageist.