HEALTH NOW
LIGHT NEWS
Do you take precautions against blue light but still struggle to get to sleep? It might be the brightness of our screens – not the colour – that interferes with sleep. By studying the effects of different wavelength lights on mice, researchers at the University of Manchester found that those exposed to bright yellow lights had more difficulty falling asleep, compared to mice exposed to dim blue lights. When examining the S cones in the retina, which forms our perception of colour, it was found that blue colours did not affect the body clock as significantly because the colour blue is more naturally associated with night time. This means that, contradictory to what we’ve been previously told, using dim, cooler lights in the evening may be more beneficial to our health.
It was found that blue colours did not affect the body clock as significantly
DITCH THE VAPING
New research shows that nearly half of 15- to 24-year-olds who vape are looking to stop – with their top reason for wanting to quit being health, followed by cost and freedom from addiction. If 2020 is your year to ditch e-cigarettes for good, experts recommend writing down your reasons for quitting, setting goals around what you will buy with the money you
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