Struggle to nod off? Don't take your phone to bed: Electronic devices reduce sleep-hormone levels



The screens from our digital devices disrupts sleep dysfunction by lowering melatonin levels, a new study has found.
The blue light they emit interferes with the hormone made naturally by our bodies which helps us control our sleep-wake cycles.
Normally, melatonin levels begin to rise in the mid- to late evening, remain high for most of the night, and then drop in the early morning hours.
But watching screens from phones and tablets late in the evening plays havoc with this process, by boosting alertness and altering our circadian rhythm – or our internal body clock.
Lead author Dr Lisa... read more

 
31 July 2017 in Science &Technology, Views: 34
Source: Daily Mail
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