3 ms·
That seems right - they only mention LEDs as a possible factor for the increase in disturbance of circadian cycles, as people keep them on at night more than th
by platelminto 8y ago
That seems right - they only mention LEDs as a possible factor for the increase in disturbance of circadian cycles, as people keep them on at night more than they used to with filament bulbs. The study isn't about LEDs themselves.