Do blue light glasses really work?

WLWT - WATCH: A sneak peek at the "Undroma" light...

Embrace the benefits of blue light filter glasses! By minimizing exposure to harmful blue light, these glasses can alleviate eye fatigue, promote better sleep, and support long-term eye health. Invest in your vision today! #HealthyVision #BlueLightGlasses #WellnessJourney 🌙👁️ | Kurians Opticals

What exactly is blue light and how does it actually affect sleep? We're all familiar with the advice that screens such as T.V., iPads etc aren't recommended close to children's bedtime (nor ours for that matter!) But why is that and what harm do they actually do? Exposure to blue light isn't helpful close to bedtime because it hinders the production of melatonin (the "sleepy" hormone). However, blue light isn't all bad! The role of blue light is to promote alertness and performance. Did you know

Blue Light Blocking Glasses - Why They're Important