Time Inc. Digital Studio
Make a habit of washing your face a few hours before bed. If you wait until you're tired, you're more likely to blow it off—allowing "toxins and dirt to stay on there all night," says dermatologist Laurie Polis of N.Y.C. Another consequence? You miss the best time to treat your skin. "At night there's more blood flow to the skin's surface, and there's nothing else on your face to interfere with absorption," Polis says.
Neutrogena Deep Clean Relaxing nightly cleanser, $7; at drugstores.