Over the past couple of years, I have become increasingly convinced by light therapy or LED devices and their power to plump up the skin, tighten sagging jowls and, as Sunil investigated recently, to treat acne. While an at-home device is less expensive than salon treatments, they can - in the case of Baby Quasar, for example - still come in at over $400 (available in the TIA shop). So if you are thinking about making the investment, you'll want to check it out first and see how to get the best out it. Play our video to see me using the Baby Q:

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