#blue light

#blue light

Extended exposure to blue light from screens can cause eye fatigue, impact sleep, and lead to vision problems.

There is debate about the harmful effects of blue light, but caution is still advised due to its high energy. [ more ]

Kids may be more sensitive to blue light, but screen use, blinking frequency, and intensity matters more than just the blue light exposure.

Blue light-blocking glasses may help theoretically, but evidence is inconclusive due to poorly measured light exposure and varying wavelengths blocked. [ more ]

E-readers emit less sleep-harming light than other electronic devices, but they still emit some blue light that can affect sleep.

Compared to paper books, e-readers are more likely to delay circadian rhythm, interfere with melatonin production, and reduce deep stages of sleep. [ more ]

E-readers emit less sleep-harming light than other electronic devices, but they still emit some blue light that can affect sleep.

Compared to paper books, e-readers are more likely to delay circadian rhythm, interfere with melatonin production, and reduce deep stages of sleep. [ more ]