Lighting can affect the health of people in buildings. This goes beyond the safety aspects of providing enough
illumination to see by; lighting affects mood and human circadian rhythms, while poor lighting can cause glare,
headaches, eyestrain, aches and pains associated with poor body posture or, in extreme cases, skin conditions
and various types of sight loss. These aspects ought to be considered by designers and building owners and
occupiers in order to improve the lit environment and use adequate lighting and lighting controls that meet the
recommendations of codes and standards. Various types of lighting can have different impacts depending on
their spectral, optical and electrical characteristics. This paper discusses potential impacts of LED lighting on
human health, and is based on a recent BRE review of research investigating the most typical effects of lighting on human health
