Does ‘Dark Mode’ on Phones Really Help Us Sleep? (link below)

(video credits: Brendan Fallon, Epoch Times) ⁣"While our ancestors were lulled to sleep by the flickering, dancing flames of their cabin or campfires, we’re more likely to be kept awake by the unnatural, unending glow of our cell phone screens.
Throughout our bodies are biological clocks that regulate our circadian rhythms, like our sleep/wake cycles. These take their cue from the light coming through the eyes.How does screen use at nighttime affect our body’s natural rhythm?" Brendon Fallon link: ⁣https://www.theepochtimes.com/....does-dark-mode-on-ph