Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...

Energy-efficient room heaters for bedrooms help maintain consistent warmth, reduce power wastage and support safe heating suited for everyday bedroom use.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Nancy Redd Shifts in the number of daylight hours — due to changing seasons or ...

Abstract: The improved benefits of the general light emitting diode (LED) attracts the automotive lighting industry and as a result many of the higher end cars today are fitted with LED headlight in ...

For maximum power, with minimum visual intrusion, these pop-up sockets are a brilliant option. Push them down to discreetly ...

Light box therapy can help treat circadian rhythm disorders and mood issues. The light in a light box should have an intensity of about 10,000 lux to be effective. Exposure to bright light in the ...

Handheld light meters used to be a photography staple, but as cameras with built-in light meters became both more prevalent and reliable, these devices became increasingly obsolete for everyday use.