Harvard Women's Health Watch

LED lights: Are they a cure for your skin woes?

There is some evidence they work, but it’s far from conclusive. The claims about light-emitting diode (LED) skin devices certainly sound appealing. They’re touted to treat everything from wrinkles, redness, and signs of aging to acne, scarring, and dark spots. If you’ve visited a spa or even a drugstore lately, you’ve probably seen one of the growing number of treatments and products on the market. The question is, are these claims true? Can LED…

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