Beautiful at Every Age

From Blake Lively and Katharine McPhee to Elle Macpherson and Mary Steenburgen, these stunners prove true beauty is timeless

REBA MCENTIRE, 57

"Age has never bothered me because I'm having a good time," says the country legend, who takes daily vitamins, avoids the sun, drinks lots of water and takes brisk walks 3-4 days a week to maintain her health. But McEntire still leaves room for fun: "I love the chips and salsa and margaritas."