Sure, we love our smartphones just as much as the next girl, but now we might think twice about charging it right next to our beds. The Daily Mail reports that the blue light emitted from your charging smartphone, tablet or laptop could disrupt your sleep and hormone production, resulting in weight gain.
Researchers say that our bodies need pitch-black dark to produce the right levels of a hormone involved in regulating the conversion of food and drink into energy. It means ambient light from street lamps can disrupt the release of melatonin and prevent us burning food as efficiently.
But scientists say short-wavelength blue light, which is emitted by some devices when they are charging, is the most disruptive to sleep – and consequently our metabolism.
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Although it is not bright enough to light up a room, it still disrupts our bodies, they said. A team at the University of Granada in Spain discovered that injections of melatonin helped combat obesity and diabetes in rats by helping to regulate their systems.
Now experts at Manchester University are investigating how regulating sleep patterns might help patients who already have diabetes, a disease often linked with obesity.
To read more, click here to be taken to the original story by Daily Mail.