How Blocking Blue Light All Day Can Wreck Your Energy

Young man outdoors wearing stylish yellow-tinted blue light blocking glasses, adjusting his frames in natural daylight.

I know, those yellow, orange, or even red lenses might look fancy at the moment.

You can see it all over socials.

But wearing them all day?
That might be messing with your energy more than helping it.

Blue light isn’t the enemy. It’s part of the natural light spectrum.
You need it in the morning and throughout the day to feel alert, focused, and synced with your environment.

You want to see the lion before it sniffs at your shoulder.

Light input directly impacts your circadian rhythm, which is your internal clock that regulates everything from hormone release to sleep-wake cycles to energy levels.

Block that light for too long during the day?
You confuse your brain.

Instead of giving it the signal: “Hey, it’s daytime, let’s be alert,”
You give it the message: “It’s dusk. Time to wind down.”

So what happens next?

Your energy drops. Your cortisol rhythm shifts. Your sleep gets off.
And you might feel even more tired, foggy, or alert at night.

Basically, the exact opposite of what you were aiming for.

Blue blockers aren’t bad. They’re a useful tool.
But like every tool, timing, assessment and dosage matters.

Use them 1–2 hours before bed.
Or if you’re on screens after dark.

Protect your rhythm.
Your brain performs best when it knows what time it is.
And your brain tells the time through light. Sunlight. The full spectrum. Especially in the morning.

Curious how your environment is shaping your energy and sleep more than you think?

Let’s chat. Book a free call.

– Michi

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