Lighting is an important aspect in our daily lives, as it provides illumination and helps us complete many of our activities. It is necessary for safety, especially at night, and it can also be used to create a certain ambiance based on the type of lights and the level of intensity. Lighting has a long history, which began with fire. For centuries, we have been able to use fire and candles to provide illumination. In the 19th century, electric lighting was introduced, which revolutionized how people could light up their indoor and outdoor spaces. Since then, lighting systems have become increasingly advanced, from incandescent to fluorescent to LED lights, as well as Smart lighting systems which allow us to control our lights using our smartphones or voice commands. In addition to providing illumination, lighting also affects our moods and emotions. Studies have shown that looking at certain types of lights can have a calming or uplifting effect, and that different levels of ambient lighting in a room can affect how people interact with each other. Lighting can also affect our circadian rhythm, making us more focused and productive during the day and helping us wind down and get ready for sleep at night. The importance of lighting in our lives cannot be overstated. It is a practical necessity, but can also be used to create an atmosphere, set the mood, and help contribute to a good nights sleep.