Light is not just something that helps you see the room. It is a signal to the brain, the skin, the eyes, the sleep system, and the body clock. That is why the question of incandescent vs LED light is not only about watts, price, or brightness. It is also about timing, spectrum, intensity, and how your body responds.

Feeling and looking younger is all about taking care of your mind and body. Here are some tips from online sources: