Crystal Light is a zero-calorie power that contains food additives and an artificial sweetener. For the average person, drinking it occasionally is unlikely to cause health problems. Crystal Light is ...

Light plays an important role in many aspects of our lives, from our sleep cycles to mental health. If our bodies don’t get the proper light we need, it can cause a chemical change in the brain that ...

The speed of light is a fundamental constant, approximately 299,792,458 meters per second. It's the same for all observers and hasn't changed measurably over billions of years. Nothing can travel ...

During light therapy, you’ll sit 1-2 feet away from something called a light therapy box, which gives off bright light. The light is artificial, but your body will think it’s natural light from the ...

Red light therapy — also known as low-level laser therapy or infrared light — is an emerging non-invasive fat removal treatment. While it may sound too good to be true, proponents of red light therapy ...

Turning off the lights and closing the curtains isn't exactly a catchy, new sleep hygiene hack, but this common sense advice is gaining even more scientific credibility. Many Americans sleep in a room ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Researchers at the Lawrence Livermore National Laboratory in ...