Brandith Irwin, MD, a board-certified dermatologist and internist, and director of the Madison Skin & Laser Center in Seattle. She has been a guest medical expert on The Oprah Winfrey Show and is author of The Surgery-Free Makeover: All You Really Need to Know for Great Skin and a Younger Face (Perseus). www.skintour.com
Winter is lizard-skin season—when skin turns dry, scaly, itchy and flaky. But don’t blame the cold weather. Real culprits: Low…
