Everything you need to know about laser skin treatments

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Lasers have come a long way from the Barbarella-style space beams of the 1990s. These high-tech skin treatments use varying strengths of concentrated light beams to zap everything from wrinkles and rosacea to sunspots and acne scars, using intense heat to stimulate scar repair and trigger collagen production in pursuit of smoother, healthier-looking skin.

Treatments…