Having a bad hair day? Deborah Blumenthal, former beauty editor at the New York Times Magazine, has written the ultimate Baedeker to beauty, The New York Book of Beauty, revealing the city's best sources for haircuts and color, fragrances, facials and manicures, spas and workouts, massages, beauty supplies, and even beauty on a budget. Feeling out of shape? Kathy Myers Jones conducted over 150 interviews and researched over 100 fitness options --...