Lighting is a form of energy used to make things visible and bright. Light is an important factor for creating ambience, mood, and atmosphere. Good lighting not only makes activities in a space easier, it can also have psychological and physiological impacts on people's feelings and behaviors and even impact physical health. Lighting can be those artificial light sources like lamps, lightbulbs that replace natural light or support it, or ordinary tools like candles, fire. It can keep people focused on the task (reading or writing in the right level of light), reduce stress levels, provide sensation of comfort, and elevate moods. Lighting has a major influence on emotions. It can affect a persons attention, stress levels, motivation, and ultimately, their outlook. By choosing the right lighting for a given situation, one can greatly improve the potential outcome of whatever task is being undertaken. Whether you want to study, have breakfast with your family, listen to a music, or watch a movie, the right level of lighting will improve the experience and make it more enjoyable. Lighting also has a positive aesthetic effect when used in decor. For example, bright lights bring out certain colors and can enhance the feeling of lightness; dim lights, on the other hand, are great for creating a cozy and intimate atmosphere. In conclusion, good lighting can help make a space more efficient and enjoyable. It can have a positive impact on a persons emotional state and even impact their physical health. The right kind of lighting also helps create a great atmosphere and enhance the aesthetic effect of any decor.