In the absence of normal cues of daybreak and nightfall, we know that the circadian rhythm keeps people entrained or aligned on a 24 hour daily resetting. Its even more interesting and displays again just how important lighting is for your wellbeing. In 1958 a study by J. Woodland Hastings and Beatrice M Sweeney showed that subjects had quicker auditory reaction times and fewer lapses of attention under blue light as they suppress delta brainwaves and boost alpha wavelengths that are connected to alertness. We need more human centric lighting in all spaces we occupy to help maintain our wellbeing and health.
BLUE lights are being installed at a rail crossing to try and tackle the rising numbers of suicides across Scotland's rail network. The calming lights are being trialled at a foot crossing in the St Ninians area of Stirling, where there has been a number of deaths. Network Rail said the numbers were "very atypical", with no clear explanation. They also cause serious disruption and cost more than £60,000 in each case. Network Rail is experimenting with the blue lights, which changes a person's mood, as well as being associated with the police and emergency services. It can reportedly be unexpected and distract someone with suicidal thoughts. Several stations in England have switched to blue lighting, and at Gatwick Airport a "blue wash" covering the platforms at night