Lighting for the human circadian clock: recent research indicates that lighting has become a public health issue

Lighting for the human circadian clock: recent research indicates that lighting has become a public health issue.

The hypothesis that the suppression of melatonin (MLT) by exposure to light at night (LAN) may be one reason for the higher rates of breast and colorectal cancers in the developed world deserves more attention. The literature supports raising this subject for awareness as a growing public health issue. Evidence now exists that indirectly links exposures to LAN to human breast and colorectal can...

Lighting guidelines from lighting quality research

To judge the quality of a lighting installation is to determine how well it meets context-specific goals in the areas of architecture, economics, and individual wellbeing. The goals for individual well-being are behaviours such as task performance, mood, social behaviour, aesthetic judgements and satisfaction, that occur as a result of internal processes influenced by luminous conditions. These...

Swine flu: Public health has become a public nuisance.

626 The importance of everything else James Willis SWINE FLU: PUBLIC HEALTH HAS BECOME A PUBLIC NUISANCE The combination of speculative scaremongering by national health authorities and increasingly absurd directives to GP surgeries in response to the current flu outbreak confirm that public health has become a public nuisance. In July this year health minister Andy Burnham announced that the s...

Lighting programme and iranian schools lighting requirements

It is accepted that the visual comfort in schools depends on the quality of the whole visual environment. This leads to the concern upon the quality and quantity of lighting. Currently in Iran, in order to calculate energy transfer for public buildings a coefficient is usually used. This coefficient considers the rate of sunlight energy absorption in these kinds of buildings. To increase the ...

Basic Research Needs for Solid - State Lighting