Lighting plays an important role in everyday life. It provides the lighting necessary for undertaking various tasks, from reading a book to performing surgery. Lighting technology has come a long way. Early forms of lighting were limited to natural sources such as fire, candles and oil lamps. With invention of electricity, lighting fixtures like incandescent bulbs and LED lamps revolutionized the way humans were able to light their homes and areas around them. Today, lighting is used for practical and aesthetic purposes. It is used to create an atmosphere or set the mood in a space. The addition of modern lighting fixtures to a room can transform the look and feel of the area. It can add warmth, brightness and even drama. Interior designers use lighting to automatically highlight and beautifully expose the architectural elements in a space. It is also used to highlight art and important elements in a room. In addition to the physical effects of light, it can also have a profound psychological impact. For example, lighting with warmer tones is preferred for relaxing, while cooler tones of light can have an awakening effect and may make a person feel more energized. By using different levels of light, you can control the intensity and mood of any area. Lighting can make a room look larger or smaller, warmer or cooler, and can even emphasize certain elements in the room that might otherwise be overlooked. Overall, lighting is an essential element for our everyday lives, from work to leisure and from home to transportation. It affects our physiological and psychological health and affects the atmosphere of any space. The possibilities are truly endless and lighting can create a unique experience for everyone.