Inside Beauty
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Flat-Iron It
Ever notice how straight hair looks almost incandescent when it catches the light? That extra-glossy effect isn't an illusion, says dermatologist Jeannette Graf. "Flat-ironing helps ruffled hair cuticles lie flat, which creates more surface area to reflect light," she explains. Just be sure not to fry your strands: Only iron bone-dry hair, use a gliding motion, and choose ceramic plates to protect against excessive heat.10 Ways to Look 5 Years Younger
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