Night Lights, also known as "light pollution", is the phenomenon of excessive artificial outdoor light that can have a negative impact on the environment and our health. It affects the living habits of nocturnal animals, disrupts our natural rhythms, and alters our view of a night sky full of stars. Light pollution is caused by streetlights, billboards, and other artificial outdoor lights. Those lights interfere with our natural circadian rhythms, greatly reducing the amount of melatonin our bodies produce. Reduced melatonin production can lead to poor sleep, lower immune systems, and a heightened risk of diabetes, obesity, and cardiovascular disease. Furthermore, lights can destroy habitats, disrupt bird migration patterns, while disturbing nocturnal wildlife that rely on darkness to hunt and feed. The good news is that solutions to light pollution dont have to be expensive or complicated. Here are a few things we can do to reduce its negative effects. We can install motion sensors or use timers on outdoor lights to ensure lights are only used when necessary. We can use LED lighting, which is more energy efficient than other forms of outdoor lighting. And we can all take some time to admire the stars and other natural wonders of the night sky. In conclusion, light pollution is a serious issue that has a range of negative impacts on both our health and the environment. Luckily, there are many simple steps we can take to reduce its effects. Its up to us to take action to protect our planet and ensure future generations can continue to enjoy the beauty of a star-filled night sky.