In the Covid-19 era, with its tech-heavy home office setups, nightly video calls, and hours of boredom-induced social media scrolling and Netflix binges, it should come as no surprise that screen time is through the roof. In March, it was reported that smartphone use was up by 70% worldwide, while laptop usage saw a 40% increase.
The health effects of blue light — the type of light emitted from digital screens — has been a hot topic for years. Research has already shown that blue light can disrupt sleep patterns. It is also — although somewhat questionably — linked to…
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Light plays a crucial role in regulating many of the body’s internal processes, including the circadian rhythms that govern sleep. Among night-shift workers, fatigue, insomnia, and performance impairments are so common that experts have coined the term “shift work disorder” to encapsulate the symptoms. Research has even linked some forms of cancer and heart disease to the internal disruptions that stem from ignoring the sun’s sleep-wake cues.
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