You may have heard about a high-tech sounding treatment for acne and wrinkles: Light-emitting diode (LED) therapy. Also known as photodynamic therapy or PDT, these light-emitting treatments for acne and signs of aging complement rather than replace a well-formulated skin-care routine (yes, you’ll still need sunscreen). As with any light-emitting for skin, there are pros and cons with to consider, whether it’s done at a doctor’s office or with a handheld device in the privacy of your own home. In either scenario, if you’re patient and don’t expect miracles, the research is promising!

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