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Most of us love a late-night scroll on our phones, but what if that habit is silently sabotaging our sleep?
Research suggests that blue light, emitted by our favourite devices, could be a major reason behind those restless nights and groggy mornings.
This high-energy, short-wavelength light is naturally found in sunlight and helps keep us alert during the day.
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However, when we use devices at night, the artificial blue light can trick our brains into thinking it's still daylight
Harvard Health explains that such exposure can disrupt our natural sleep cycle, delaying the onset of sleep and diminishing its quality.
Our bodies are designed to respond to natural light patterns. When we use phones, tablets, or laptops in the evening, the blue light they emit confuses our internal clock.
And even if you're just scrolling through social media before bed, this exposure can push back the signal your body relies on to start winding down.
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One of the main scientific reasons behind this is that blue light messes with your melatonin production
Melatonin is the hormone that signals it's time for sleep. When you expose yourself to blue light late in the evening, melatonin production is suppressed.
This delay in your sleep-wake cycle makes it harder to fall asleep and reduces the quality of your sleep. That last-minute scroll on TikTok or Instagram may seem harmless, but it can leave you wide awake when you should be winding down.
Beyond just feeling tired in the morning, poor sleep can affect your entire day, and sometimes entire week if left unchecked
If you get poor sleep, you won't just feel groggy. You'll find your mood, skin, and even your weight impacted negatively.
You might find yourself snapping at work colleagues and family members or feeling extra irritable during your morning commute.
For a busy Malaysian juggling work, study, and social life, chronic sleep deprivation can disrupt your entire lifestyle and leave you less than your best.
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But if you do need to use your phone or laptop at night, don't worry! There are some easy ways to reduce blue light exposure:
- Enable night mode or blue light filter: Switch on these features on your device to reduce blue light exposure that can interfere with sleep.
- Lower screen brightness: Dimming your screen can help reduce eye strain and signal relaxation.
- Set a screen time limit before bed: Avoid using screens for at least an hour or two before bed to help your mind unwind.
Additionally, you can adopt these other habits to help you get better sleep quality:
- Replace scrolling with calming activities: Instead of endlessly scrolling, try winding down with a book, dimming your room lights, or listening to soothing music.
- Establish a consistent sleep schedule: Going to bed and waking up at the same time every day helps regulate your internal clock.
- Create a bedtime routine: Engage in activities like gentle stretching or deep breathing exercises to signal to your body that it's time to relax.
- Reduce evening caffeine consumption: Avoid caffeine in the late afternoon and evening to promote natural relaxation.
- Maintain a cool, quiet bedroom environment: A comfortable and distraction-free space can significantly improve the quality of your sleep.
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