The winter months represent a dark and gray period for many, when natural light nearly disappears. As the days shorten and gloomy weather prevails, people often feel tired and downcast. Artificial lighting, which becomes essential in our daily lives, can have long-term effects not only on our mood but also on our health. For adults, the winter season can be particularly challenging, as the lack of sunlight is closely linked to mood swings. The beneficial effects of sunlight influence not only our well-being but also our body’s biological processes. Melatonin, the hormone that aids sleep, is produced in response to natural light, so its absence during the dark months can…