Ask a doc: 'Do I need to wash my face every night?'

Fox News Flash top headlines are here. Check out what's clicking on Foxnews.com. You likely brush your teeth every night -- but you may not realize how important it is to wash your face before going to bed every night, too. To learn more about why face-washing should be on your bedtime to-do list, Fox News Digital asked two dermatologists for the clean truth. When you look in the mirror, you likely don't see the buildup of substances on your face from that day.