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Screen time and fatigue: Lifestyle expert explains importance of digital detox for eye health and better sleep

22/06/2026 13:43:00

We often blame screens for our tired eyes, but the real issue may be something else: a lack of recovery. We work on laptops, unwind on our phones, binge-watch shows late into the night, reply to messages from bed, and call it normal – meanwhile, our eyes are constantly focusing, adjusting to light, and processing movement at close range. Over time, the strain adds up, leaving them dry, fatigued, and irritated, while quietly interfering with something just as important: quality sleep.

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HT Lifestyle reached out to Luke Coutinho, integrative lifestyle expert, who explains, “In over 15 years of working with people on lifestyle, sleep, stress, and recovery, I have seen this pattern repeatedly. A person closes the laptop after ten hours of work, only to ‘rest’ by scrolling on the phone for another hour. The body never receives a true signal to wind down. The eyes do not recover from one screen by moving to another screen. They recover when we create real pauses, darkness, and sleep.”

Darkness is a biological signal

According to the lifestyle expert, darkness is not emptiness. It is one of the oldest recovery signals for the human body. When evening light reduces and we move away from screens, the brain receives the message that it is time to slow down. This supports melatonin, circadian rhythm, and deeper sleep.

Luke highlights, “Harvard Health Publishing has highlighted how light exposure at night can suppress melatonin and affect circadian rhythm. This is why a night mode filter is not the same as a digital detox. It may reduce some light intensity, but it does not remove stimulation, notifications, emotional triggers, or the constant pull of content. Before bed, the goal is not just to protect the eyes. It is to protect the nervous system.”

Taking breaks from screens every once in a while is non-negotiable.

Screen breaks are not optional

Digital eye strain often comes from prolonged close focus, reduced blinking, poor posture, glare, and lack of breaks. The American Academy of Ophthalmology recommends conscious blinking and regular screen breaks to reduce dryness and discomfort.

“A simple habit that works beautifully is the 20-20-20 rule: every 20 minutes, look at something 20 feet away for at least 20 seconds. This relaxes the eye muscles and interrupts constant near-focus strain,” recommends Luke. He adds, “You can also practice palming: rub your palms together, gently cup them over closed eyes without pressing, and breathe slowly for a few moments. This creates darkness, warmth, and stillness.”

A practical guide to one-week digital reset

Luke recommends trying the following strategies for a week:

In addition, the lifestyle coach stresses that for children, recreational screen time needs even stronger boundaries. Their sleep, attention, mood, and dopamine regulation are still developing, and endless stimulation can easily disturb rhythm.

He concludes, “Your eyes are not asking for another filter. They are asking for rhythm. They need blinking, distance, darkness, sleep, hydration, nutrients, and discipline around unnecessary screen use. Screen time for work may not always be avoidable. Mindless scrolling usually is. The difference matters. Health is often built in simple choices repeated daily. Tonight, give your eyes what they are truly waiting for: darkness, stillness, and sleep.”

Note to readers: This article is for informational purposes only and not a substitute for professional medical advice. Always seek the advice of your doctor with any questions about a medical condition.

by Hindustan Times

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