People of the modern era spend most of their time in built environments, such as offices, schools, shopping malls, restaurants, showrooms. The physical properties of these indoor spaces have various effects on the users. The most important of these features is lighting.
LED lights are used almost everywhere due to their long life, low energy consumption and flexible application possibilities. LEDs, which we are used to seeing in the streets, commercial buildings and workplaces, have now entered our homes and even our bedrooms. So how do LED lights affect our sleep quality?