Using the phone before bed is extremely dangerous. It can cause the decline of memory and eyesight, depression, cancer... Many people have been aware of those consequences but they still do not give up this habit.
If you have to use the phone before sleeping, it is important to remember the following to minimize the danger to your health.
1. Adjusting the screen brightness
All smartphones nowadays have a mode that adjusts lighting to match the brightness of the environment. So, set your phone to night mode when you start climbing to bed. It will protect our eyes.
2. Tilt the phone 45 °
Absolutely do not let the screen parallel to the eyes, as the light will radiate straightly and directly into the eyes causing tension in the retina, gradually causing eye disorders such as macular degeneration. In severe cases, your eyes are likely to be blind. Exposure to nighttime phones also causes retinal damage. In addition to avoiding other negative effects, you should keep your eyes away from the phone between 30-50 cm.
3. Do not use your phone when lying on your side or lying on your stomach
Using the phone when lying on you side in the long term will cause the eyes to be over-regulated, causing the eyesights to decrease markedly.
Lying on stomach will affect blood circulation in the elbow and brain, which can lead to uterine pain or cerebral anaemia. It will also make you very tired, difficult to fall asleep.
4. Turning on airplane mode or keeping the phone staying away from bed when sleeping
Electric waves have been scientifically proven to be very harmful to human health. It can lead to increased risk of cancer, infertility, etc. Therefore, while sleeping, keep the habit of turning on the airplane mode to avoid the negative effects of electric waves to our bodies.
5. Do not charge while using
Many people have the habit of plugging the phone near the bedside for hours of use, but this is latent a lot of danger to the user. In fact, there are many accidents occurred on using the phone while plugging the charger like battery explosion, power shortage, ...
6. Do not sit for too long and lower your head when using the phone
Experts warn that keeping this habit of the long run can cause neck pain, even diseases related to the uterus and pelvic region.
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