number of light bulbs and proximity to skin. "It helps to look for something that says 'FDA cleared,' and that sits in the low energy red light spectrum," she said, suggesting that many users may ...

Or have them light automatically when someone arrives home and turn off when everyone leaves. After a new round of testing, the WiZ 60W A19 Color LED continues to be the best smart bulb.

Shopping tip. Reduce noticeable differences in the light color in a room by choosing CFLs or LEDs within a 200-degree Kelvin range of other bulbs in the room. Incandescents usually are 2700 to 2900K.