You can definitely dress them up with heels, but in my opinion, that kind of defeats the purpose of wearing sweats in the first place. Instead, I went for flat, strappy sandals, which look cute without sacrificing comfort. A chambray shirt pairs easily with everything, and sweats are no exception. I wore variations of this combo to the office last week (a white tee and leather jacket make for another good look) and was so completely comfortable, I almost forgot I was pregnant. Also, I got no horrified, are-those-sweatpants? looks from coworkers and more than a few compliments.
Here are more sweatpants and joggers that are worth trying on. If your office is more traditional, don’t worry—there are some pretty silk styles that could work for your workday: